40406140

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{38119}}^1$

素因数の和:38181

約数の個数: 24

約数和(自身を含む): 86456160

約数和(自身を除く): 46050020

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 38119, 76238, 152476, 190595, 381190, 762380, 2020307, 4040614, 8081228, 10101535, 20203070, 40406140]

約数ペア:

[(1, 40406140), (2, 20203070), (4, 10101535), (5, 8081228), (10, 4040614), (20, 2020307), (53, 762380), (106, 381190), (212, 190595), (265, 152476), (530, 76238), (1060, 38119)]