30875180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{220537}}^1$

素因数の和:220553

約数の個数: 24

約数和(自身を含む): 74100768

約数和(自身を除く): 43225588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 220537, 441074, 882148, 1102685, 1543759, 2205370, 3087518, 4410740, 6175036, 7718795, 15437590, 30875180]

約数ペア:

[(1, 30875180), (2, 15437590), (4, 7718795), (5, 6175036), (7, 4410740), (10, 3087518), (14, 2205370), (20, 1543759), (28, 1102685), (35, 882148), (70, 441074), (140, 220537)]