842473640

素因数分解:

$2^3\times 5^1\times {\mathrm{557}}^1\times {\mathrm{37813}}^1$

素因数の和:38381

約数の個数: 32

約数和(自身を含む): 1899019080

約数和(自身を除く): 1056545440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 557, 1114, 2228, 2785, 4456, 5570, 11140, 22280, 37813, 75626, 151252, 189065, 302504, 378130, 756260, 1512520, 21061841, 42123682, 84247364, 105309205, 168494728, 210618410, 421236820, 842473640]

約数ペア:

[(1, 842473640), (2, 421236820), (4, 210618410), (5, 168494728), (8, 105309205), (10, 84247364), (20, 42123682), (40, 21061841), (557, 1512520), (1114, 756260), (2228, 378130), (2785, 302504), (4456, 189065), (5570, 151252), (11140, 75626), (22280, 37813)]