40466390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{212981}}^1$

素因数の和:213007

約数の個数: 16

約数和(自身を含む): 76673520

約数和(自身を除く): 36207130

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 212981, 425962, 1064905, 2129810, 4046639, 8093278, 20233195, 40466390]

約数ペア:

[(1, 40466390), (2, 20233195), (5, 8093278), (10, 4046639), (19, 2129810), (38, 1064905), (95, 425962), (190, 212981)]