9581960

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{569}}^1$

素因数の和:1001

約数の個数: 32

約数和(自身を含む): 21648600

約数和(自身を除く): 12066640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 569, 842, 1138, 1684, 2105, 2276, 2845, 3368, 4210, 4552, 5690, 8420, 11380, 16840, 22760, 239549, 479098, 958196, 1197745, 1916392, 2395490, 4790980, 9581960]

約数ペア:

[(1, 9581960), (2, 4790980), (4, 2395490), (5, 1916392), (8, 1197745), (10, 958196), (20, 479098), (40, 239549), (421, 22760), (569, 16840), (842, 11380), (1138, 8420), (1684, 5690), (2105, 4552), (2276, 4210), (2845, 3368)]