18910740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{315179}}^1$

素因数の和:315191

約数の個数: 24

約数和(自身を含む): 52950240

約数和(自身を除く): 34039500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 315179, 630358, 945537, 1260716, 1575895, 1891074, 3151790, 3782148, 4727685, 6303580, 9455370, 18910740]

約数ペア:

[(1, 18910740), (2, 9455370), (3, 6303580), (4, 4727685), (5, 3782148), (6, 3151790), (10, 1891074), (12, 1575895), (15, 1260716), (20, 945537), (30, 630358), (60, 315179)]