31961860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{228299}}^1$

素因数の和:228315

約数の個数: 24

約数和(自身を含む): 76708800

約数和(自身を除く): 44746940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 228299, 456598, 913196, 1141495, 1598093, 2282990, 3196186, 4565980, 6392372, 7990465, 15980930, 31961860]

約数ペア:

[(1, 31961860), (2, 15980930), (4, 7990465), (5, 6392372), (7, 4565980), (10, 3196186), (14, 2282990), (20, 1598093), (28, 1141495), (35, 913196), (70, 456598), (140, 228299)]