39779080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{90407}}^1$

素因数の和:90429

約数の個数: 32

約数和(自身を含む): 97640640

約数和(自身を除く): 57861560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 90407, 180814, 361628, 452035, 723256, 904070, 994477, 1808140, 1988954, 3616280, 3977908, 4972385, 7955816, 9944770, 19889540, 39779080]

約数ペア:

[(1, 39779080), (2, 19889540), (4, 9944770), (5, 7955816), (8, 4972385), (10, 3977908), (11, 3616280), (20, 1988954), (22, 1808140), (40, 994477), (44, 904070), (55, 723256), (88, 452035), (110, 361628), (220, 180814), (440, 90407)]