4180390

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{4139}}^1$

素因数の和:4247

約数の個数: 16

約数和(自身を含む): 7601040

約数和(自身を除く): 3420650

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 4139, 8278, 20695, 41390, 418039, 836078, 2090195, 4180390]

約数ペア:

[(1, 4180390), (2, 2090195), (5, 836078), (10, 418039), (101, 41390), (202, 20695), (505, 8278), (1010, 4139)]