9699940

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{11279}}^1$

素因数の和:11331

約数の個数: 24

約数和(自身を含む): 20845440

約数和(自身を除く): 11145500

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 11279, 22558, 45116, 56395, 112790, 225580, 484997, 969994, 1939988, 2424985, 4849970, 9699940]

約数ペア:

[(1, 9699940), (2, 4849970), (4, 2424985), (5, 1939988), (10, 969994), (20, 484997), (43, 225580), (86, 112790), (172, 56395), (215, 45116), (430, 22558), (860, 11279)]