22461680

素因数分解:

$2^4\times 5^1\times {\mathrm{280771}}^1$

素因数の和:280784

約数の個数: 20

約数和(自身を含む): 52223592

約数和(自身を除く): 29761912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 280771, 561542, 1123084, 1403855, 2246168, 2807710, 4492336, 5615420, 11230840, 22461680]

約数ペア:

[(1, 22461680), (2, 11230840), (4, 5615420), (5, 4492336), (8, 2807710), (10, 2246168), (16, 1403855), (20, 1123084), (40, 561542), (80, 280771)]