408857470

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{8101}}^1$

素因数の和:8225

約数の個数: 48

約数和(自身を含む): 864515808

約数和(自身を除く): 455658338

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 103, 206, 245, 490, 515, 721, 1030, 1442, 3605, 5047, 7210, 8101, 10094, 16202, 25235, 40505, 50470, 56707, 81010, 113414, 283535, 396949, 567070, 793898, 834403, 1668806, 1984745, 3969490, 4172015, 5840821, 8344030, 11681642, 29204105, 40885747, 58408210, 81771494, 204428735, 408857470]

約数ペア:

[(1, 408857470), (2, 204428735), (5, 81771494), (7, 58408210), (10, 40885747), (14, 29204105), (35, 11681642), (49, 8344030), (70, 5840821), (98, 4172015), (103, 3969490), (206, 1984745), (245, 1668806), (490, 834403), (515, 793898), (721, 567070), (1030, 396949), (1442, 283535), (3605, 113414), (5047, 81010), (7210, 56707), (8101, 50470), (10094, 40505), (16202, 25235)]