5042920

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{907}}^1$

素因数の和:1057

約数の個数: 32

約数和(自身を含む): 11440800

約数和(自身を除く): 6397880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 907, 1112, 1390, 1814, 2780, 3628, 4535, 5560, 7256, 9070, 18140, 36280, 126073, 252146, 504292, 630365, 1008584, 1260730, 2521460, 5042920]

約数ペア:

[(1, 5042920), (2, 2521460), (4, 1260730), (5, 1008584), (8, 630365), (10, 504292), (20, 252146), (40, 126073), (139, 36280), (278, 18140), (556, 9070), (695, 7256), (907, 5560), (1112, 4535), (1390, 3628), (1814, 2780)]