9074440

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2549}}^1$

素因数の和:2649

約数の個数: 32

約数和(自身を含む): 20655000

約数和(自身を除く): 11580560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 2549, 3560, 5098, 10196, 12745, 20392, 25490, 50980, 101960, 226861, 453722, 907444, 1134305, 1814888, 2268610, 4537220, 9074440]

約数ペア:

[(1, 9074440), (2, 4537220), (4, 2268610), (5, 1814888), (8, 1134305), (10, 907444), (20, 453722), (40, 226861), (89, 101960), (178, 50980), (356, 25490), (445, 20392), (712, 12745), (890, 10196), (1780, 5098), (2549, 3560)]