3145840

素因数分解:

$2^4\times 5^1\times {\mathrm{39323}}^1$

素因数の和:39336

約数の個数: 20

約数和(自身を含む): 7314264

約数和(自身を除く): 4168424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 39323, 78646, 157292, 196615, 314584, 393230, 629168, 786460, 1572920, 3145840]

約数ペア:

[(1, 3145840), (2, 1572920), (4, 786460), (5, 629168), (8, 393230), (10, 314584), (16, 196615), (20, 157292), (40, 78646), (80, 39323)]