41399290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1999}}^1$

素因数の和:2134

約数の個数: 32

約数和(自身を含む): 79200000

約数和(自身を除く): 37800710

約数列:

[1, 2, 5, 10, 19, 38, 95, 109, 190, 218, 545, 1090, 1999, 2071, 3998, 4142, 9995, 10355, 19990, 20710, 37981, 75962, 189905, 217891, 379810, 435782, 1089455, 2178910, 4139929, 8279858, 20699645, 41399290]

約数ペア:

[(1, 41399290), (2, 20699645), (5, 8279858), (10, 4139929), (19, 2178910), (38, 1089455), (95, 435782), (109, 379810), (190, 217891), (218, 189905), (545, 75962), (1090, 37981), (1999, 20710), (2071, 19990), (3998, 10355), (4142, 9995)]