30906760

素因数分解:

$2^3\times 5^1\times {\mathrm{772669}}^1$

素因数の和:772680

約数の個数: 16

約数和(自身を含む): 69540300

約数和(自身を除く): 38633540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 772669, 1545338, 3090676, 3863345, 6181352, 7726690, 15453380, 30906760]

約数ペア:

[(1, 30906760), (2, 15453380), (4, 7726690), (5, 6181352), (8, 3863345), (10, 3090676), (20, 1545338), (40, 772669)]