40409770

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{212683}}^1$

素因数の和:212709

約数の個数: 16

約数和(自身を含む): 76566240

約数和(自身を除く): 36156470

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 212683, 425366, 1063415, 2126830, 4040977, 8081954, 20204885, 40409770]

約数ペア:

[(1, 40409770), (2, 20204885), (5, 8081954), (10, 4040977), (19, 2126830), (38, 1063415), (95, 425366), (190, 212683)]