22365680

素因数分解:

$2^4\times 5^1\times {\mathrm{279571}}^1$

素因数の和:279584

約数の個数: 20

約数和(自身を含む): 52000392

約数和(自身を除く): 29634712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 279571, 559142, 1118284, 1397855, 2236568, 2795710, 4473136, 5591420, 11182840, 22365680]

約数ペア:

[(1, 22365680), (2, 11182840), (4, 5591420), (5, 4473136), (8, 2795710), (10, 2236568), (16, 1397855), (20, 1118284), (40, 559142), (80, 279571)]