10178440

素因数分解:

$2^3\times 5^1\times {\mathrm{254461}}^1$

素因数の和:254472

約数の個数: 16

約数和(自身を含む): 22901580

約数和(自身を除く): 12723140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 254461, 508922, 1017844, 1272305, 2035688, 2544610, 5089220, 10178440]

約数ペア:

[(1, 10178440), (2, 5089220), (4, 2544610), (5, 2035688), (8, 1272305), (10, 1017844), (20, 508922), (40, 254461)]