22254160

素因数分解:

$2^4\times 5^1\times {\mathrm{278177}}^1$

素因数の和:278190

約数の個数: 20

約数和(自身を含む): 51741108

約数和(自身を除く): 29486948

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 278177, 556354, 1112708, 1390885, 2225416, 2781770, 4450832, 5563540, 11127080, 22254160]

約数ペア:

[(1, 22254160), (2, 11127080), (4, 5563540), (5, 4450832), (8, 2781770), (10, 2225416), (16, 1390885), (20, 1112708), (40, 556354), (80, 278177)]