13956820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{22511}}^1$

素因数の和:22551

約数の個数: 24

約数和(自身を含む): 30256128

約数和(自身を除く): 16299308

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 22511, 45022, 90044, 112555, 225110, 450220, 697841, 1395682, 2791364, 3489205, 6978410, 13956820]

約数ペア:

[(1, 13956820), (2, 6978410), (4, 3489205), (5, 2791364), (10, 1395682), (20, 697841), (31, 450220), (62, 225110), (124, 112555), (155, 90044), (310, 45022), (620, 22511)]