31969820

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{5107}}^1$

素因数の和:5429

約数の個数: 24

約数和(自身を含む): 67364304

約数和(自身を除く): 35394484

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1565, 3130, 5107, 6260, 10214, 20428, 25535, 51070, 102140, 1598491, 3196982, 6393964, 7992455, 15984910, 31969820]

約数ペア:

[(1, 31969820), (2, 15984910), (4, 7992455), (5, 6393964), (10, 3196982), (20, 1598491), (313, 102140), (626, 51070), (1252, 25535), (1565, 20428), (3130, 10214), (5107, 6260)]