172955560

素因数分解:

$2^3\times 5^1\times {\mathrm{739}}^1\times {\mathrm{5851}}^1$

素因数の和:6601

約数の個数: 32

約数和(自身を含む): 389743200

約数和(自身を除く): 216787640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 739, 1478, 2956, 3695, 5851, 5912, 7390, 11702, 14780, 23404, 29255, 29560, 46808, 58510, 117020, 234040, 4323889, 8647778, 17295556, 21619445, 34591112, 43238890, 86477780, 172955560]

約数ペア:

[(1, 172955560), (2, 86477780), (4, 43238890), (5, 34591112), (8, 21619445), (10, 17295556), (20, 8647778), (40, 4323889), (739, 234040), (1478, 117020), (2956, 58510), (3695, 46808), (5851, 29560), (5912, 29255), (7390, 23404), (11702, 14780)]