201709580

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{142049}}^1$

素因数の和:142129

約数の個数: 24

約数和(自身を含む): 429559200

約数和(自身を除く): 227849620

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 142049, 284098, 568196, 710245, 1420490, 2840980, 10085479, 20170958, 40341916, 50427395, 100854790, 201709580]

約数ペア:

[(1, 201709580), (2, 100854790), (4, 50427395), (5, 40341916), (10, 20170958), (20, 10085479), (71, 2840980), (142, 1420490), (284, 710245), (355, 568196), (710, 284098), (1420, 142049)]