1270490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{337}}^1$

素因数の和:386

約数の個数: 32

約数和(自身を含む): 2555280

約数和(自身を除く): 1284790

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 337, 377, 674, 754, 1685, 1885, 3370, 3770, 4381, 8762, 9773, 19546, 21905, 43810, 48865, 97730, 127049, 254098, 635245, 1270490]

約数ペア:

[(1, 1270490), (2, 635245), (5, 254098), (10, 127049), (13, 97730), (26, 48865), (29, 43810), (58, 21905), (65, 19546), (130, 9773), (145, 8762), (290, 4381), (337, 3770), (377, 3370), (674, 1885), (754, 1685)]