130602620

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{15511}}^1$

素因数の和:15941

約数の個数: 24

約数和(自身を含む): 274934688

約数和(自身を除く): 144332068

約数列:

[1, 2, 4, 5, 10, 20, 421, 842, 1684, 2105, 4210, 8420, 15511, 31022, 62044, 77555, 155110, 310220, 6530131, 13060262, 26120524, 32650655, 65301310, 130602620]

約数ペア:

[(1, 130602620), (2, 65301310), (4, 32650655), (5, 26120524), (10, 13060262), (20, 6530131), (421, 310220), (842, 155110), (1684, 77555), (2105, 62044), (4210, 31022), (8420, 15511)]