40215620

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{4799}}^1$

素因数の和:5227

約数の個数: 24

約数和(自身を含む): 84672000

約数和(自身を除く): 44456380

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1676, 2095, 4190, 4799, 8380, 9598, 19196, 23995, 47990, 95980, 2010781, 4021562, 8043124, 10053905, 20107810, 40215620]

約数ペア:

[(1, 40215620), (2, 20107810), (4, 10053905), (5, 8043124), (10, 4021562), (20, 2010781), (419, 95980), (838, 47990), (1676, 23995), (2095, 19196), (4190, 9598), (4799, 8380)]