2017892020

素因数分解:

$2^2\times 5^1\times {\mathrm{2551}}^1\times {\mathrm{39551}}^1$

素因数の和:42111

約数の個数: 24

約数和(自身を含む): 4239341568

約数和(自身を除く): 2221449548

約数列:

[1, 2, 4, 5, 10, 20, 2551, 5102, 10204, 12755, 25510, 39551, 51020, 79102, 158204, 197755, 395510, 791020, 100894601, 201789202, 403578404, 504473005, 1008946010, 2017892020]

約数ペア:

[(1, 2017892020), (2, 1008946010), (4, 504473005), (5, 403578404), (10, 201789202), (20, 100894601), (2551, 791020), (5102, 395510), (10204, 197755), (12755, 158204), (25510, 79102), (39551, 51020)]