61380020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{236077}}^1$

素因数の和:236099

約数の個数: 24

約数和(自身を含む): 138813864

約数和(自身を除く): 77433844

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 236077, 472154, 944308, 1180385, 2360770, 3069001, 4721540, 6138002, 12276004, 15345005, 30690010, 61380020]

約数ペア:

[(1, 61380020), (2, 30690010), (4, 15345005), (5, 12276004), (10, 6138002), (13, 4721540), (20, 3069001), (26, 2360770), (52, 1180385), (65, 944308), (130, 472154), (260, 236077)]