3872390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:344

約数の個数: 32

約数和(自身を含む): 7452000

約数和(自身を除く): 3579610

約数列:

[1, 2, 5, 10, 19, 38, 89, 95, 178, 190, 229, 445, 458, 890, 1145, 1691, 2290, 3382, 4351, 8455, 8702, 16910, 20381, 21755, 40762, 43510, 101905, 203810, 387239, 774478, 1936195, 3872390]

約数ペア:

[(1, 3872390), (2, 1936195), (5, 774478), (10, 387239), (19, 203810), (38, 101905), (89, 43510), (95, 40762), (178, 21755), (190, 20381), (229, 16910), (445, 8702), (458, 8455), (890, 4351), (1145, 3382), (1691, 2290)]