4438940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20177}}^1$

素因数の和:20197

約数の個数: 24

約数和(自身を含む): 10169712

約数和(自身を除く): 5730772

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 20177, 40354, 80708, 100885, 201770, 221947, 403540, 443894, 887788, 1109735, 2219470, 4438940]

約数ペア:

[(1, 4438940), (2, 2219470), (4, 1109735), (5, 887788), (10, 443894), (11, 403540), (20, 221947), (22, 201770), (44, 100885), (55, 80708), (110, 40354), (220, 20177)]