90722360

素因数分解:

$2^3\times 5^1\times {\mathrm{887}}^1\times {\mathrm{2557}}^1$

素因数の和:3455

約数の個数: 32

約数和(自身を含む): 204435360

約数和(自身を除く): 113713000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 887, 1774, 2557, 3548, 4435, 5114, 7096, 8870, 10228, 12785, 17740, 20456, 25570, 35480, 51140, 102280, 2268059, 4536118, 9072236, 11340295, 18144472, 22680590, 45361180, 90722360]

約数ペア:

[(1, 90722360), (2, 45361180), (4, 22680590), (5, 18144472), (8, 11340295), (10, 9072236), (20, 4536118), (40, 2268059), (887, 102280), (1774, 51140), (2557, 35480), (3548, 25570), (4435, 20456), (5114, 17740), (7096, 12785), (8870, 10228)]