1347882020

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{160081}}^1$

素因数の和:160511

約数の個数: 24

約数和(自身を含む): 2837293368

約数和(自身を除く): 1489411348

約数列:

[1, 2, 4, 5, 10, 20, 421, 842, 1684, 2105, 4210, 8420, 160081, 320162, 640324, 800405, 1600810, 3201620, 67394101, 134788202, 269576404, 336970505, 673941010, 1347882020]

約数ペア:

[(1, 1347882020), (2, 673941010), (4, 336970505), (5, 269576404), (10, 134788202), (20, 67394101), (421, 3201620), (842, 1600810), (1684, 800405), (2105, 640324), (4210, 320162), (8420, 160081)]