5720000

素因数分解:

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

素因数の和:56

約数の個数: 140

約数和(自身を含む): 16663416

約数和(自身を除く): 10943416

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 25, 26, 32, 40, 44, 50, 52, 55, 64, 65, 80, 88, 100, 104, 110, 125, 130, 143, 160, 176, 200, 208, 220, 250, 260, 275, 286, 320, 325, 352, 400, 416, 440, 500, 520, 550, 572, 625, 650, 704, 715, 800, 832, 880, 1000, 1040, 1100, 1144, 1250, 1300, 1375, 1430, 1600, 1625, 1760, 2000, 2080, 2200, 2288, 2500, 2600, 2750, 2860, 3250, 3520, 3575, 4000, 4160, 4400, 4576, 5000, 5200, 5500, 5720, 6500, 6875, 7150, 8000, 8125, 8800, 9152, 10000, 10400, 11000, 11440, 13000, 13750, 14300, 16250, 17600, 17875, 20000, 20800, 22000, 22880, 26000, 27500, 28600, 32500, 35750, 40000, 44000, 45760, 52000, 55000, 57200, 65000, 71500, 88000, 89375, 104000, 110000, 114400, 130000, 143000, 178750, 220000, 228800, 260000, 286000, 357500, 440000, 520000, 572000, 715000, 1144000, 1430000, 2860000, 5720000]

約数ペア:

[(1, 5720000), (2, 2860000), (4, 1430000), (5, 1144000), (8, 715000), (10, 572000), (11, 520000), (13, 440000), (16, 357500), (20, 286000), (22, 260000), (25, 228800), (26, 220000), (32, 178750), (40, 143000), (44, 130000), (50, 114400), (52, 110000), (55, 104000), (64, 89375), (65, 88000), (80, 71500), (88, 65000), (100, 57200), (104, 55000), (110, 52000), (125, 45760), (130, 44000), (143, 40000), (160, 35750), (176, 32500), (200, 28600), (208, 27500), (220, 26000), (250, 22880), (260, 22000), (275, 20800), (286, 20000), (320, 17875), (325, 17600), (352, 16250), (400, 14300), (416, 13750), (440, 13000), (500, 11440), (520, 11000), (550, 10400), (572, 10000), (625, 9152), (650, 8800), (704, 8125), (715, 8000), (800, 7150), (832, 6875), (880, 6500), (1000, 5720), (1040, 5500), (1100, 5200), (1144, 5000), (1250, 4576), (1300, 4400), (1375, 4160), (1430, 4000), (1600, 3575), (1625, 3520), (1760, 3250), (2000, 2860), (2080, 2750), (2200, 2600), (2288, 2500)]