39951420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{665857}}^1$

素因数の和:665869

約数の個数: 24

約数和(自身を含む): 111864144

約数和(自身を除く): 71912724

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 665857, 1331714, 1997571, 2663428, 3329285, 3995142, 6658570, 7990284, 9987855, 13317140, 19975710, 39951420]

約数ペア:

[(1, 39951420), (2, 19975710), (3, 13317140), (4, 9987855), (5, 7990284), (6, 6658570), (10, 3995142), (12, 3329285), (15, 2663428), (20, 1997571), (30, 1331714), (60, 665857)]