118562020

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{14081}}^1$

素因数の和:14511

約数の個数: 24

約数和(自身を含む): 249589368

約数和(自身を除く): 131027348

約数列:

[1, 2, 4, 5, 10, 20, 421, 842, 1684, 2105, 4210, 8420, 14081, 28162, 56324, 70405, 140810, 281620, 5928101, 11856202, 23712404, 29640505, 59281010, 118562020]

約数ペア:

[(1, 118562020), (2, 59281010), (4, 29640505), (5, 23712404), (10, 11856202), (20, 5928101), (421, 281620), (842, 140810), (1684, 70405), (2105, 56324), (4210, 28162), (8420, 14081)]