40478770

素因数分解:

$2^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{16127}}^1$

素因数の和:16385

約数の個数: 16

約数和(自身を含む): 73156608

約数和(自身を除く): 32677838

約数列:

[1, 2, 5, 10, 251, 502, 1255, 2510, 16127, 32254, 80635, 161270, 4047877, 8095754, 20239385, 40478770]

約数ペア:

[(1, 40478770), (2, 20239385), (5, 8095754), (10, 4047877), (251, 161270), (502, 80635), (1255, 32254), (2510, 16127)]