211301240

素因数分解:

$2^3\times 5^1\times {\mathrm{5282531}}^1$

素因数の和:5282542

約数の個数: 16

約数和(自身を含む): 475427880

約数和(自身を除く): 264126640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5282531, 10565062, 21130124, 26412655, 42260248, 52825310, 105650620, 211301240]

約数ペア:

[(1, 211301240), (2, 105650620), (4, 52825310), (5, 42260248), (8, 26412655), (10, 21130124), (20, 10565062), (40, 5282531)]