388550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{409}}^1$

素因数の和:440

約数の個数: 24

約数和(自身を含む): 762600

約数和(自身を除く): 374050

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 409, 475, 818, 950, 2045, 4090, 7771, 10225, 15542, 20450, 38855, 77710, 194275, 388550]

約数ペア:

[(1, 388550), (2, 194275), (5, 77710), (10, 38855), (19, 20450), (25, 15542), (38, 10225), (50, 7771), (95, 4090), (190, 2045), (409, 950), (475, 818)]