20456135

素因数分解:

$5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{1429}}^1$

素因数の和:1850

約数の個数: 16

約数和(自身を含む): 28142400

約数和(自身を除く): 7686265

約数列:

[1, 5, 7, 35, 409, 1429, 2045, 2863, 7145, 10003, 14315, 50015, 584461, 2922305, 4091227, 20456135]

約数ペア:

[(1, 20456135), (5, 4091227), (7, 2922305), (35, 584461), (409, 50015), (1429, 14315), (2045, 10003), (2863, 7145)]