31056980

素因数分解:

$2^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{6781}}^1$

素因数の和:7019

約数の個数: 24

約数和(自身を含む): 65514120

約数和(自身を除く): 34457140

約数列:

[1, 2, 4, 5, 10, 20, 229, 458, 916, 1145, 2290, 4580, 6781, 13562, 27124, 33905, 67810, 135620, 1552849, 3105698, 6211396, 7764245, 15528490, 31056980]

約数ペア:

[(1, 31056980), (2, 15528490), (4, 7764245), (5, 6211396), (10, 3105698), (20, 1552849), (229, 135620), (458, 67810), (916, 33905), (1145, 27124), (2290, 13562), (4580, 6781)]