30998510

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{28439}}^1$

素因数の和:28555

約数の個数: 16

約数和(自身を含む): 56311200

約数和(自身を除く): 25312690

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 28439, 56878, 142195, 284390, 3099851, 6199702, 15499255, 30998510]

約数ペア:

[(1, 30998510), (2, 15499255), (5, 6199702), (10, 3099851), (109, 284390), (218, 142195), (545, 56878), (1090, 28439)]