19620173090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{26881}}^1\times {\mathrm{10427}}^1$

素因数の和:37322

約数の個数: 32

約数和(自身を含む): 40366871424

約数和(自身を除く): 20746698334

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 10427, 20854, 26881, 52135, 53762, 72989, 104270, 134405, 145978, 188167, 268810, 364945, 376334, 729890, 940835, 1881670, 280288187, 560576374, 1401440935, 1962017309, 2802881870, 3924034618, 9810086545, 19620173090]

約数ペア:

[(1, 19620173090), (2, 9810086545), (5, 3924034618), (7, 2802881870), (10, 1962017309), (14, 1401440935), (35, 560576374), (70, 280288187), (10427, 1881670), (20854, 940835), (26881, 729890), (52135, 376334), (53762, 364945), (72989, 268810), (104270, 188167), (134405, 145978)]