15570040

素因数分解:

$2^3\times 5^1\times {\mathrm{419}}^1\times {\mathrm{929}}^1$

素因数の和:1359

約数の個数: 32

約数和(自身を含む): 35154000

約数和(自身を除く): 19583960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 419, 838, 929, 1676, 1858, 2095, 3352, 3716, 4190, 4645, 7432, 8380, 9290, 16760, 18580, 37160, 389251, 778502, 1557004, 1946255, 3114008, 3892510, 7785020, 15570040]

約数ペア:

[(1, 15570040), (2, 7785020), (4, 3892510), (5, 3114008), (8, 1946255), (10, 1557004), (20, 778502), (40, 389251), (419, 37160), (838, 18580), (929, 16760), (1676, 9290), (1858, 8380), (2095, 7432), (3352, 4645), (3716, 4190)]