220171570

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^3\times {\mathrm{97}}^1$

素因数の和:287

約数の個数: 32

約数和(自身を含む): 407067696

約数和(自身を除く): 186896126

約数列:

[1, 2, 5, 10, 61, 97, 122, 194, 305, 485, 610, 970, 3721, 5917, 7442, 11834, 18605, 29585, 37210, 59170, 226981, 360937, 453962, 721874, 1134905, 1804685, 2269810, 3609370, 22017157, 44034314, 110085785, 220171570]

約数ペア:

[(1, 220171570), (2, 110085785), (5, 44034314), (10, 22017157), (61, 3609370), (97, 2269810), (122, 1804685), (194, 1134905), (305, 721874), (485, 453962), (610, 360937), (970, 226981), (3721, 59170), (5917, 37210), (7442, 29585), (11834, 18605)]