297492080

素因数分解:

$2^4\times 5^1\times {\mathrm{3718651}}^1$

素因数の和:3718664

約数の個数: 20

約数和(自身を含む): 691669272

約数和(自身を除く): 394177192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3718651, 7437302, 14874604, 18593255, 29749208, 37186510, 59498416, 74373020, 148746040, 297492080]

約数ペア:

[(1, 297492080), (2, 148746040), (4, 74373020), (5, 59498416), (8, 37186510), (10, 29749208), (16, 18593255), (20, 14874604), (40, 7437302), (80, 3718651)]