108888280

素因数分解:

$2^3\times 5^1\times {\mathrm{2722207}}^1$

素因数の和:2722218

約数の個数: 16

約数和(自身を含む): 244998720

約数和(自身を除く): 136110440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2722207, 5444414, 10888828, 13611035, 21777656, 27222070, 54444140, 108888280]

約数ペア:

[(1, 108888280), (2, 54444140), (4, 27222070), (5, 21777656), (8, 13611035), (10, 10888828), (20, 5444414), (40, 2722207)]