20495220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{341587}}^1$

素因数の和:341599

約数の個数: 24

約数和(自身を含む): 57386784

約数和(自身を除く): 36891564

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 341587, 683174, 1024761, 1366348, 1707935, 2049522, 3415870, 4099044, 5123805, 6831740, 10247610, 20495220]

約数ペア:

[(1, 20495220), (2, 10247610), (3, 6831740), (4, 5123805), (5, 4099044), (6, 3415870), (10, 2049522), (12, 1707935), (15, 1366348), (20, 1024761), (30, 683174), (60, 341587)]