30668920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{24733}}^1$

素因数の和:24775

約数の個数: 32

約数和(自身を含む): 71233920

約数和(自身を除く): 40565000

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 24733, 49466, 98932, 123665, 197864, 247330, 494660, 766723, 989320, 1533446, 3066892, 3833615, 6133784, 7667230, 15334460, 30668920]

約数ペア:

[(1, 30668920), (2, 15334460), (4, 7667230), (5, 6133784), (8, 3833615), (10, 3066892), (20, 1533446), (31, 989320), (40, 766723), (62, 494660), (124, 247330), (155, 197864), (248, 123665), (310, 98932), (620, 49466), (1240, 24733)]