17522020

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{2081}}^1$

素因数の和:2511

約数の個数: 24

約数和(自身を含む): 36901368

約数和(自身を除く): 19379348

約数列:

[1, 2, 4, 5, 10, 20, 421, 842, 1684, 2081, 2105, 4162, 4210, 8324, 8420, 10405, 20810, 41620, 876101, 1752202, 3504404, 4380505, 8761010, 17522020]

約数ペア:

[(1, 17522020), (2, 8761010), (4, 4380505), (5, 3504404), (10, 1752202), (20, 876101), (421, 41620), (842, 20810), (1684, 10405), (2081, 8420), (2105, 8324), (4162, 4210)]