30960140

素因数分解:

$2^2\times 5^1\times {\mathrm{719}}^1\times {\mathrm{2153}}^1$

素因数の和:2881

約数の個数: 24

約数和(自身を含む): 65136960

約数和(自身を除く): 34176820

約数列:

[1, 2, 4, 5, 10, 20, 719, 1438, 2153, 2876, 3595, 4306, 7190, 8612, 10765, 14380, 21530, 43060, 1548007, 3096014, 6192028, 7740035, 15480070, 30960140]

約数ペア:

[(1, 30960140), (2, 15480070), (4, 7740035), (5, 6192028), (10, 3096014), (20, 1548007), (719, 43060), (1438, 21530), (2153, 14380), (2876, 10765), (3595, 8612), (4306, 7190)]