22250020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{85577}}^1$

素因数の和:85599

約数の個数: 24

約数和(自身を含む): 50319864

約数和(自身を除く): 28069844

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 85577, 171154, 342308, 427885, 855770, 1112501, 1711540, 2225002, 4450004, 5562505, 11125010, 22250020]

約数ペア:

[(1, 22250020), (2, 11125010), (4, 5562505), (5, 4450004), (10, 2225002), (13, 1711540), (20, 1112501), (26, 855770), (52, 427885), (65, 342308), (130, 171154), (260, 85577)]