38989240

素因数分解:

$2^3\times 5^1\times {\mathrm{797}}^1\times {\mathrm{1223}}^1$

素因数の和:2031

約数の個数: 32

約数和(自身を含む): 87907680

約数和(自身を除く): 48918440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 797, 1223, 1594, 2446, 3188, 3985, 4892, 6115, 6376, 7970, 9784, 12230, 15940, 24460, 31880, 48920, 974731, 1949462, 3898924, 4873655, 7797848, 9747310, 19494620, 38989240]

約数ペア:

[(1, 38989240), (2, 19494620), (4, 9747310), (5, 7797848), (8, 4873655), (10, 3898924), (20, 1949462), (40, 974731), (797, 48920), (1223, 31880), (1594, 24460), (2446, 15940), (3188, 12230), (3985, 9784), (4892, 7970), (6115, 6376)]