8399940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139999}}^1$

素因数の和:140011

約数の個数: 24

約数和(自身を含む): 23520000

約数和(自身を除く): 15120060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139999, 279998, 419997, 559996, 699995, 839994, 1399990, 1679988, 2099985, 2799980, 4199970, 8399940]

約数ペア:

[(1, 8399940), (2, 4199970), (3, 2799980), (4, 2099985), (5, 1679988), (6, 1399990), (10, 839994), (12, 699995), (15, 559996), (20, 419997), (30, 279998), (60, 139999)]