9938140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{26153}}^1$

素因数の和:26181

約数の個数: 24

約数和(自身を含む): 21969360

約数和(自身を除く): 12031220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 26153, 52306, 104612, 130765, 261530, 496907, 523060, 993814, 1987628, 2484535, 4969070, 9938140]

約数ペア:

[(1, 9938140), (2, 4969070), (4, 2484535), (5, 1987628), (10, 993814), (19, 523060), (20, 496907), (38, 261530), (76, 130765), (95, 104612), (190, 52306), (380, 26153)]