61890260

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{99823}}^1$

素因数の和:99863

約数の個数: 24

約数和(自身を含む): 134163456

約数和(自身を除く): 72273196

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 99823, 199646, 399292, 499115, 998230, 1996460, 3094513, 6189026, 12378052, 15472565, 30945130, 61890260]

約数ペア:

[(1, 61890260), (2, 30945130), (4, 15472565), (5, 12378052), (10, 6189026), (20, 3094513), (31, 1996460), (62, 998230), (124, 499115), (155, 399292), (310, 199646), (620, 99823)]