200657020

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{23831}}^1$

素因数の和:24261

約数の個数: 24

約数和(自身を含む): 422398368

約数和(自身を除く): 221741348

約数列:

[1, 2, 4, 5, 10, 20, 421, 842, 1684, 2105, 4210, 8420, 23831, 47662, 95324, 119155, 238310, 476620, 10032851, 20065702, 40131404, 50164255, 100328510, 200657020]

約数ペア:

[(1, 200657020), (2, 100328510), (4, 50164255), (5, 40131404), (10, 20065702), (20, 10032851), (421, 476620), (842, 238310), (1684, 119155), (2105, 95324), (4210, 47662), (8420, 23831)]