2009360020

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{665351}}^1$

素因数の和:665511

約数の個数: 24

約数和(自身を含む): 4247607168

約数和(自身を除く): 2238247148

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 3020, 665351, 1330702, 2661404, 3326755, 6653510, 13307020, 100468001, 200936002, 401872004, 502340005, 1004680010, 2009360020]

約数ペア:

[(1, 2009360020), (2, 1004680010), (4, 502340005), (5, 401872004), (10, 200936002), (20, 100468001), (151, 13307020), (302, 6653510), (604, 3326755), (755, 2661404), (1510, 1330702), (3020, 665351)]