217550

素因数分解:

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

素因数の和:260

約数の個数: 24

約数和(自身を含む): 427800

約数和(自身を除く): 210250

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 229, 458, 475, 950, 1145, 2290, 4351, 5725, 8702, 11450, 21755, 43510, 108775, 217550]

約数ペア:

[(1, 217550), (2, 108775), (5, 43510), (10, 21755), (19, 11450), (25, 8702), (38, 5725), (50, 4351), (95, 2290), (190, 1145), (229, 950), (458, 475)]