16964157040

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4931441}}^1$

素因数の和:4931497

約数の個数: 40

約数和(自身を含む): 40358921328

約数和(自身を除く): 23394764288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 4931441, 9862882, 19725764, 24657205, 39451528, 49314410, 78903056, 98628820, 197257640, 212051963, 394515280, 424103926, 848207852, 1060259815, 1696415704, 2120519630, 3392831408, 4241039260, 8482078520, 16964157040]

約数ペア:

[(1, 16964157040), (2, 8482078520), (4, 4241039260), (5, 3392831408), (8, 2120519630), (10, 1696415704), (16, 1060259815), (20, 848207852), (40, 424103926), (43, 394515280), (80, 212051963), (86, 197257640), (172, 98628820), (215, 78903056), (344, 49314410), (430, 39451528), (688, 24657205), (860, 19725764), (1720, 9862882), (3440, 4931441)]