4206490

素因数分解:

$2^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{1049}}^1$

素因数の和:1457

約数の個数: 16

約数和(自身を含む): 7597800

約数和(自身を除く): 3391310

約数列:

[1, 2, 5, 10, 401, 802, 1049, 2005, 2098, 4010, 5245, 10490, 420649, 841298, 2103245, 4206490]

約数ペア:

[(1, 4206490), (2, 2103245), (5, 841298), (10, 420649), (401, 10490), (802, 5245), (1049, 4010), (2005, 2098)]