196019620

素因数分解:

$2^2\times 5^1\times {\mathrm{2557}}^1\times {\mathrm{3833}}^1$

素因数の和:6399

約数の個数: 24

約数和(自身を含む): 411909624

約数和(自身を除く): 215890004

約数列:

[1, 2, 4, 5, 10, 20, 2557, 3833, 5114, 7666, 10228, 12785, 15332, 19165, 25570, 38330, 51140, 76660, 9800981, 19601962, 39203924, 49004905, 98009810, 196019620]

約数ペア:

[(1, 196019620), (2, 98009810), (4, 49004905), (5, 39203924), (10, 19601962), (20, 9800981), (2557, 76660), (3833, 51140), (5114, 38330), (7666, 25570), (10228, 19165), (12785, 15332)]