12306020

素因数分解:

$2^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{1181}}^1$

素因数の和:1711

約数の個数: 24

約数和(自身を含む): 25914168

約数和(自身を除く): 13608148

約数列:

[1, 2, 4, 5, 10, 20, 521, 1042, 1181, 2084, 2362, 2605, 4724, 5210, 5905, 10420, 11810, 23620, 615301, 1230602, 2461204, 3076505, 6153010, 12306020]

約数ペア:

[(1, 12306020), (2, 6153010), (4, 3076505), (5, 2461204), (10, 1230602), (20, 615301), (521, 23620), (1042, 11810), (1181, 10420), (2084, 5905), (2362, 5210), (2605, 4724)]