42560390

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{42139}}^1$

素因数の和:42247

約数の個数: 16

約数和(自身を含む): 77369040

約数和(自身を除く): 34808650

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 42139, 84278, 210695, 421390, 4256039, 8512078, 21280195, 42560390]

約数ペア:

[(1, 42560390), (2, 21280195), (5, 8512078), (10, 4256039), (101, 421390), (202, 210695), (505, 84278), (1010, 42139)]