2891210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{401}}^1$

素因数の和:518

約数の個数: 32

約数和(自身を含む): 6020352

約数和(自身を除く): 3129142

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 103, 206, 401, 515, 721, 802, 1030, 1442, 2005, 2807, 3605, 4010, 5614, 7210, 14035, 28070, 41303, 82606, 206515, 289121, 413030, 578242, 1445605, 2891210]

約数ペア:

[(1, 2891210), (2, 1445605), (5, 578242), (7, 413030), (10, 289121), (14, 206515), (35, 82606), (70, 41303), (103, 28070), (206, 14035), (401, 7210), (515, 5614), (721, 4010), (802, 3605), (1030, 2807), (1442, 2005)]