40040000

素因数分解:

$2^6\times 5^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1$

素因数の和:63

約数の個数: 280

約数和(自身を含む): 133307328

約数和(自身を除く): 93267328

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 25, 26, 28, 32, 35, 40, 44, 50, 52, 55, 56, 64, 65, 70, 77, 80, 88, 91, 100, 104, 110, 112, 125, 130, 140, 143, 154, 160, 175, 176, 182, 200, 208, 220, 224, 250, 260, 275, 280, 286, 308, 320, 325, 350, 352, 364, 385, 400, 416, 440, 448, 455, 500, 520, 550, 560, 572, 616, 625, 650, 700, 704, 715, 728, 770, 800, 832, 875, 880, 910, 1000, 1001, 1040, 1100, 1120, 1144, 1232, 1250, 1300, 1375, 1400, 1430, 1456, 1540, 1600, 1625, 1750, 1760, 1820, 1925, 2000, 2002, 2080, 2200, 2240, 2275, 2288, 2464, 2500, 2600, 2750, 2800, 2860, 2912, 3080, 3250, 3500, 3520, 3575, 3640, 3850, 4000, 4004, 4160, 4375, 4400, 4550, 4576, 4928, 5000, 5005, 5200, 5500, 5600, 5720, 5824, 6160, 6500, 6875, 7000, 7150, 7280, 7700, 8000, 8008, 8125, 8750, 8800, 9100, 9152, 9625, 10000, 10010, 10400, 11000, 11200, 11375, 11440, 12320, 13000, 13750, 14000, 14300, 14560, 15400, 16016, 16250, 17500, 17600, 17875, 18200, 19250, 20000, 20020, 20800, 22000, 22750, 22880, 24640, 25025, 26000, 27500, 28000, 28600, 29120, 30800, 32032, 32500, 35000, 35750, 36400, 38500, 40000, 40040, 44000, 45500, 45760, 48125, 50050, 52000, 55000, 56000, 56875, 57200, 61600, 64064, 65000, 70000, 71500, 72800, 77000, 80080, 88000, 89375, 91000, 96250, 100100, 104000, 110000, 113750, 114400, 123200, 125125, 130000, 140000, 143000, 145600, 154000, 160160, 178750, 182000, 192500, 200200, 220000, 227500, 228800, 250250, 260000, 280000, 286000, 308000, 320320, 357500, 364000, 385000, 400400, 440000, 455000, 500500, 520000, 572000, 616000, 625625, 715000, 728000, 770000, 800800, 910000, 1001000, 1144000, 1251250, 1430000, 1540000, 1601600, 1820000, 2002000, 2502500, 2860000, 3080000, 3640000, 4004000, 5005000, 5720000, 8008000, 10010000, 20020000, 40040000]

約数ペア:

[(1, 40040000), (2, 20020000), (4, 10010000), (5, 8008000), (7, 5720000), (8, 5005000), (10, 4004000), (11, 3640000), (13, 3080000), (14, 2860000), (16, 2502500), (20, 2002000), (22, 1820000), (25, 1601600), (26, 1540000), (28, 1430000), (32, 1251250), (35, 1144000), (40, 1001000), (44, 910000), (50, 800800), (52, 770000), (55, 728000), (56, 715000), (64, 625625), (65, 616000), (70, 572000), (77, 520000), (80, 500500), (88, 455000), (91, 440000), (100, 400400), (104, 385000), (110, 364000), (112, 357500), (125, 320320), (130, 308000), (140, 286000), (143, 280000), (154, 260000), (160, 250250), (175, 228800), (176, 227500), (182, 220000), (200, 200200), (208, 192500), (220, 182000), (224, 178750), (250, 160160), (260, 154000), (275, 145600), (280, 143000), (286, 140000), (308, 130000), (320, 125125), (325, 123200), (350, 114400), (352, 113750), (364, 110000), (385, 104000), (400, 100100), (416, 96250), (440, 91000), (448, 89375), (455, 88000), (500, 80080), (520, 77000), (550, 72800), (560, 71500), (572, 70000), (616, 65000), (625, 64064), (650, 61600), (700, 57200), (704, 56875), (715, 56000), (728, 55000), (770, 52000), (800, 50050), (832, 48125), (875, 45760), (880, 45500), (910, 44000), (1000, 40040), (1001, 40000), (1040, 38500), (1100, 36400), (1120, 35750), (1144, 35000), (1232, 32500), (1250, 32032), (1300, 30800), (1375, 29120), (1400, 28600), (1430, 28000), (1456, 27500), (1540, 26000), (1600, 25025), (1625, 24640), (1750, 22880), (1760, 22750), (1820, 22000), (1925, 20800), (2000, 20020), (2002, 20000), (2080, 19250), (2200, 18200), (2240, 17875), (2275, 17600), (2288, 17500), (2464, 16250), (2500, 16016), (2600, 15400), (2750, 14560), (2800, 14300), (2860, 14000), (2912, 13750), (3080, 13000), (3250, 12320), (3500, 11440), (3520, 11375), (3575, 11200), (3640, 11000), (3850, 10400), (4000, 10010), (4004, 10000), (4160, 9625), (4375, 9152), (4400, 9100), (4550, 8800), (4576, 8750), (4928, 8125), (5000, 8008), (5005, 8000), (5200, 7700), (5500, 7280), (5600, 7150), (5720, 7000), (5824, 6875), (6160, 6500)]