28493740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{129517}}^1$

素因数の和:129537

約数の個数: 24

約数和(自身を含む): 65277072

約数和(自身を除く): 36783332

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 129517, 259034, 518068, 647585, 1295170, 1424687, 2590340, 2849374, 5698748, 7123435, 14246870, 28493740]

約数ペア:

[(1, 28493740), (2, 14246870), (4, 7123435), (5, 5698748), (10, 2849374), (11, 2590340), (20, 1424687), (22, 1295170), (44, 647585), (55, 518068), (110, 259034), (220, 129517)]