7811940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{130199}}^1$

素因数の和:130211

約数の個数: 24

約数和(自身を含む): 21873600

約数和(自身を除く): 14061660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 130199, 260398, 390597, 520796, 650995, 781194, 1301990, 1562388, 1952985, 2603980, 3905970, 7811940]

約数ペア:

[(1, 7811940), (2, 3905970), (3, 2603980), (4, 1952985), (5, 1562388), (6, 1301990), (10, 781194), (12, 650995), (15, 520796), (20, 390597), (30, 260398), (60, 130199)]