30749990

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{28211}}^1$

素因数の和:28327

約数の個数: 16

約数和(自身を含む): 55859760

約数和(自身を除く): 25109770

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 28211, 56422, 141055, 282110, 3074999, 6149998, 15374995, 30749990]

約数ペア:

[(1, 30749990), (2, 15374995), (5, 6149998), (10, 3074999), (109, 282110), (218, 141055), (545, 56422), (1090, 28211)]