39828890

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{137341}}^1$

素因数の和:137377

約数の個数: 16

約数和(自身を含む): 74164680

約数和(自身を除く): 34335790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 137341, 274682, 686705, 1373410, 3982889, 7965778, 19914445, 39828890]

約数ペア:

[(1, 39828890), (2, 19914445), (5, 7965778), (10, 3982889), (29, 1373410), (58, 686705), (145, 274682), (290, 137341)]