15438730

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{383}}^1$

素因数の和:558

約数の個数: 32

約数和(自身を含む): 29030400

約数和(自身を除く): 13591670

約数列:

[1, 2, 5, 10, 29, 58, 139, 145, 278, 290, 383, 695, 766, 1390, 1915, 3830, 4031, 8062, 11107, 20155, 22214, 40310, 53237, 55535, 106474, 111070, 266185, 532370, 1543873, 3087746, 7719365, 15438730]

約数ペア:

[(1, 15438730), (2, 7719365), (5, 3087746), (10, 1543873), (29, 532370), (58, 266185), (139, 111070), (145, 106474), (278, 55535), (290, 53237), (383, 40310), (695, 22214), (766, 20155), (1390, 11107), (1915, 8062), (3830, 4031)]