20065010

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{40949}}^1$

素因数の和:40970

約数の個数: 24

約数和(自身を含む): 42014700

約数和(自身を除く): 21949690

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 40949, 81898, 204745, 286643, 409490, 573286, 1433215, 2006501, 2866430, 4013002, 10032505, 20065010]

約数ペア:

[(1, 20065010), (2, 10032505), (5, 4013002), (7, 2866430), (10, 2006501), (14, 1433215), (35, 573286), (49, 409490), (70, 286643), (98, 204745), (245, 81898), (490, 40949)]