56661580

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{29207}}^1$

素因数の和:29313

約数の個数: 24

約数和(自身を含む): 120220128

約数和(自身を除く): 63558548

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 29207, 58414, 116828, 146035, 292070, 584140, 2833079, 5666158, 11332316, 14165395, 28330790, 56661580]

約数ペア:

[(1, 56661580), (2, 28330790), (4, 14165395), (5, 11332316), (10, 5666158), (20, 2833079), (97, 584140), (194, 292070), (388, 146035), (485, 116828), (970, 58414), (1940, 29207)]