2017281020

素因数分解:

$2^2\times 5^1\times {\mathrm{100864051}}^1$

素因数の和:100864060

約数の個数: 12

約数和(自身を含む): 4236290184

約数和(自身を除く): 2219009164

約数列:

[1, 2, 4, 5, 10, 20, 100864051, 201728102, 403456204, 504320255, 1008640510, 2017281020]

約数ペア:

[(1, 2017281020), (2, 1008640510), (4, 504320255), (5, 403456204), (10, 201728102), (20, 100864051)]