53944540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{207479}}^1$

素因数の和:207501

約数の個数: 24

約数和(自身を含む): 121998240

約数和(自身を除く): 68053700

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 207479, 414958, 829916, 1037395, 2074790, 2697227, 4149580, 5394454, 10788908, 13486135, 26972270, 53944540]

約数ペア:

[(1, 53944540), (2, 26972270), (4, 13486135), (5, 10788908), (10, 5394454), (13, 4149580), (20, 2697227), (26, 2074790), (52, 1037395), (65, 829916), (130, 414958), (260, 207479)]