31431460

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{5021}}^1$

素因数の和:5343

約数の個数: 24

約数和(自身を含む): 66230136

約数和(自身を除く): 34798676

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1565, 3130, 5021, 6260, 10042, 20084, 25105, 50210, 100420, 1571573, 3143146, 6286292, 7857865, 15715730, 31431460]

約数ペア:

[(1, 31431460), (2, 15715730), (4, 7857865), (5, 6286292), (10, 3143146), (20, 1571573), (313, 100420), (626, 50210), (1252, 25105), (1565, 20084), (3130, 10042), (5021, 6260)]