20220200

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1$

素因数の和:148

約数の個数: 192

約数和(自身を含む): 63745920

約数和(自身を除く): 43525720

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 25, 26, 28, 35, 40, 44, 50, 52, 55, 56, 65, 70, 77, 88, 91, 100, 101, 104, 110, 130, 140, 143, 154, 175, 182, 200, 202, 220, 260, 275, 280, 286, 308, 325, 350, 364, 385, 404, 440, 455, 505, 520, 550, 572, 616, 650, 700, 707, 715, 728, 770, 808, 910, 1001, 1010, 1100, 1111, 1144, 1300, 1313, 1400, 1414, 1430, 1540, 1820, 1925, 2002, 2020, 2200, 2222, 2275, 2525, 2600, 2626, 2828, 2860, 3080, 3535, 3575, 3640, 3850, 4004, 4040, 4444, 4550, 5005, 5050, 5252, 5555, 5656, 5720, 6565, 7070, 7150, 7700, 7777, 8008, 8888, 9100, 9191, 10010, 10100, 10504, 11110, 13130, 14140, 14300, 14443, 15400, 15554, 17675, 18200, 18382, 20020, 20200, 22220, 25025, 26260, 27775, 28280, 28600, 28886, 31108, 32825, 35350, 36764, 38885, 40040, 44440, 45955, 50050, 52520, 55550, 57772, 62216, 65650, 70700, 72215, 73528, 77770, 91910, 100100, 101101, 111100, 115544, 131300, 141400, 144430, 155540, 183820, 194425, 200200, 202202, 222200, 229775, 262600, 288860, 311080, 361075, 367640, 388850, 404404, 459550, 505505, 577720, 722150, 777700, 808808, 919100, 1011010, 1444300, 1555400, 1838200, 2022020, 2527525, 2888600, 4044040, 5055050, 10110100, 20220200]

約数ペア:

[(1, 20220200), (2, 10110100), (4, 5055050), (5, 4044040), (7, 2888600), (8, 2527525), (10, 2022020), (11, 1838200), (13, 1555400), (14, 1444300), (20, 1011010), (22, 919100), (25, 808808), (26, 777700), (28, 722150), (35, 577720), (40, 505505), (44, 459550), (50, 404404), (52, 388850), (55, 367640), (56, 361075), (65, 311080), (70, 288860), (77, 262600), (88, 229775), (91, 222200), (100, 202202), (101, 200200), (104, 194425), (110, 183820), (130, 155540), (140, 144430), (143, 141400), (154, 131300), (175, 115544), (182, 111100), (200, 101101), (202, 100100), (220, 91910), (260, 77770), (275, 73528), (280, 72215), (286, 70700), (308, 65650), (325, 62216), (350, 57772), (364, 55550), (385, 52520), (404, 50050), (440, 45955), (455, 44440), (505, 40040), (520, 38885), (550, 36764), (572, 35350), (616, 32825), (650, 31108), (700, 28886), (707, 28600), (715, 28280), (728, 27775), (770, 26260), (808, 25025), (910, 22220), (1001, 20200), (1010, 20020), (1100, 18382), (1111, 18200), (1144, 17675), (1300, 15554), (1313, 15400), (1400, 14443), (1414, 14300), (1430, 14140), (1540, 13130), (1820, 11110), (1925, 10504), (2002, 10100), (2020, 10010), (2200, 9191), (2222, 9100), (2275, 8888), (2525, 8008), (2600, 7777), (2626, 7700), (2828, 7150), (2860, 7070), (3080, 6565), (3535, 5720), (3575, 5656), (3640, 5555), (3850, 5252), (4004, 5050), (4040, 5005), (4444, 4550)]