19755140

素因数分解:

$2^2\times 5^1\times {\mathrm{383}}^1\times {\mathrm{2579}}^1$

素因数の和:2971

約数の個数: 24

約数和(自身を含む): 41610240

約数和(自身を除く): 21855100

約数列:

[1, 2, 4, 5, 10, 20, 383, 766, 1532, 1915, 2579, 3830, 5158, 7660, 10316, 12895, 25790, 51580, 987757, 1975514, 3951028, 4938785, 9877570, 19755140]

約数ペア:

[(1, 19755140), (2, 9877570), (4, 4938785), (5, 3951028), (10, 1975514), (20, 987757), (383, 51580), (766, 25790), (1532, 12895), (1915, 10316), (2579, 7660), (3830, 5158)]