1121560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2549}}^1$

素因数の和:2571

約数の個数: 32

約数和(自身を含む): 2754000

約数和(自身を除く): 1632440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 2549, 5098, 10196, 12745, 20392, 25490, 28039, 50980, 56078, 101960, 112156, 140195, 224312, 280390, 560780, 1121560]

約数ペア:

[(1, 1121560), (2, 560780), (4, 280390), (5, 224312), (8, 140195), (10, 112156), (11, 101960), (20, 56078), (22, 50980), (40, 28039), (44, 25490), (55, 20392), (88, 12745), (110, 10196), (220, 5098), (440, 2549)]