22554380

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{12671}}^1$

素因数の和:12769

約数の個数: 24

約数和(自身を含む): 47900160

約数和(自身を除く): 25345780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 12671, 25342, 50684, 63355, 126710, 253420, 1127719, 2255438, 4510876, 5638595, 11277190, 22554380]

約数ペア:

[(1, 22554380), (2, 11277190), (4, 5638595), (5, 4510876), (10, 2255438), (20, 1127719), (89, 253420), (178, 126710), (356, 63355), (445, 50684), (890, 25342), (1780, 12671)]