36687640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{419}}^1$

素因数の和:640

約数の個数: 64

約数和(自身を含む): 90720000

約数和(自身を除く): 54032360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 199, 220, 398, 419, 440, 796, 838, 995, 1592, 1676, 1990, 2095, 2189, 3352, 3980, 4190, 4378, 4609, 7960, 8380, 8756, 9218, 10945, 16760, 17512, 18436, 21890, 23045, 36872, 43780, 46090, 83381, 87560, 92180, 166762, 184360, 333524, 416905, 667048, 833810, 917191, 1667620, 1834382, 3335240, 3668764, 4585955, 7337528, 9171910, 18343820, 36687640]

約数ペア:

[(1, 36687640), (2, 18343820), (4, 9171910), (5, 7337528), (8, 4585955), (10, 3668764), (11, 3335240), (20, 1834382), (22, 1667620), (40, 917191), (44, 833810), (55, 667048), (88, 416905), (110, 333524), (199, 184360), (220, 166762), (398, 92180), (419, 87560), (440, 83381), (796, 46090), (838, 43780), (995, 36872), (1592, 23045), (1676, 21890), (1990, 18436), (2095, 17512), (2189, 16760), (3352, 10945), (3980, 9218), (4190, 8756), (4378, 8380), (4609, 7960)]