13980610

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 30481920

約数和(自身を除く): 16501310

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 71, 97, 142, 145, 194, 203, 290, 355, 406, 485, 497, 679, 710, 970, 994, 1015, 1358, 2030, 2059, 2485, 2813, 3395, 4118, 4970, 5626, 6790, 6887, 10295, 13774, 14065, 14413, 19691, 20590, 28130, 28826, 34435, 39382, 48209, 68870, 72065, 96418, 98455, 144130, 196910, 199723, 241045, 399446, 482090, 998615, 1398061, 1997230, 2796122, 6990305, 13980610]

約数ペア:

[(1, 13980610), (2, 6990305), (5, 2796122), (7, 1997230), (10, 1398061), (14, 998615), (29, 482090), (35, 399446), (58, 241045), (70, 199723), (71, 196910), (97, 144130), (142, 98455), (145, 96418), (194, 72065), (203, 68870), (290, 48209), (355, 39382), (406, 34435), (485, 28826), (497, 28130), (679, 20590), (710, 19691), (970, 14413), (994, 14065), (1015, 13774), (1358, 10295), (2030, 6887), (2059, 6790), (2485, 5626), (2813, 4970), (3395, 4118)]