4385680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4217}}^1$

素因数の和:4243

約数の個数: 40

約数和(自身を含む): 10983672

約数和(自身を除く): 6597992

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 4217, 8434, 16868, 21085, 33736, 42170, 54821, 67472, 84340, 109642, 168680, 219284, 274105, 337360, 438568, 548210, 877136, 1096420, 2192840, 4385680]

約数ペア:

[(1, 4385680), (2, 2192840), (4, 1096420), (5, 877136), (8, 548210), (10, 438568), (13, 337360), (16, 274105), (20, 219284), (26, 168680), (40, 109642), (52, 84340), (65, 67472), (80, 54821), (104, 42170), (130, 33736), (208, 21085), (260, 16868), (520, 8434), (1040, 4217)]