2649205840

素因数分解:

$2^4\times 5^1\times {\mathrm{277}}^1\times {\mathrm{119549}}^1$

素因数の和:119839

約数の個数: 40

約数和(自身を含む): 6181691400

約数和(自身を除く): 3532485560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 277, 554, 1108, 1385, 2216, 2770, 4432, 5540, 11080, 22160, 119549, 239098, 478196, 597745, 956392, 1195490, 1912784, 2390980, 4781960, 9563920, 33115073, 66230146, 132460292, 165575365, 264920584, 331150730, 529841168, 662301460, 1324602920, 2649205840]

約数ペア:

[(1, 2649205840), (2, 1324602920), (4, 662301460), (5, 529841168), (8, 331150730), (10, 264920584), (16, 165575365), (20, 132460292), (40, 66230146), (80, 33115073), (277, 9563920), (554, 4781960), (1108, 2390980), (1385, 1912784), (2216, 1195490), (2770, 956392), (4432, 597745), (5540, 478196), (11080, 239098), (22160, 119549)]