201507940

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{141907}}^1$

素因数の和:141987

約数の個数: 24

約数和(自身を含む): 429129792

約数和(自身を除く): 227621852

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 141907, 283814, 567628, 709535, 1419070, 2838140, 10075397, 20150794, 40301588, 50376985, 100753970, 201507940]

約数ペア:

[(1, 201507940), (2, 100753970), (4, 50376985), (5, 40301588), (10, 20150794), (20, 10075397), (71, 2838140), (142, 1419070), (284, 709535), (355, 567628), (710, 283814), (1420, 141907)]