1330578890

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{431}}^1\times {\mathrm{2221}}^1$

素因数の和:2798

約数の個数: 32

約数和(自身を含む): 2418958080

約数和(自身を除く): 1088379190

約数列:

[1, 2, 5, 10, 139, 278, 431, 695, 862, 1390, 2155, 2221, 4310, 4442, 11105, 22210, 59909, 119818, 299545, 308719, 599090, 617438, 957251, 1543595, 1914502, 3087190, 4786255, 9572510, 133057889, 266115778, 665289445, 1330578890]

約数ペア:

[(1, 1330578890), (2, 665289445), (5, 266115778), (10, 133057889), (139, 9572510), (278, 4786255), (431, 3087190), (695, 1914502), (862, 1543595), (1390, 957251), (2155, 617438), (2221, 599090), (4310, 308719), (4442, 299545), (11105, 119818), (22210, 59909)]