15851080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{56611}}^1$

素因数の和:56629

約数の個数: 32

約数和(自身を含む): 40760640

約数和(自身を除く): 24909560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 56611, 113222, 226444, 283055, 396277, 452888, 566110, 792554, 1132220, 1585108, 1981385, 2264440, 3170216, 3962770, 7925540, 15851080]

約数ペア:

[(1, 15851080), (2, 7925540), (4, 3962770), (5, 3170216), (7, 2264440), (8, 1981385), (10, 1585108), (14, 1132220), (20, 792554), (28, 566110), (35, 452888), (40, 396277), (56, 283055), (70, 226444), (140, 113222), (280, 56611)]