12558040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{28541}}^1$

素因数の和:28563

約数の個数: 32

約数和(自身を含む): 30825360

約数和(自身を除く): 18267320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 28541, 57082, 114164, 142705, 228328, 285410, 313951, 570820, 627902, 1141640, 1255804, 1569755, 2511608, 3139510, 6279020, 12558040]

約数ペア:

[(1, 12558040), (2, 6279020), (4, 3139510), (5, 2511608), (8, 1569755), (10, 1255804), (11, 1141640), (20, 627902), (22, 570820), (40, 313951), (44, 285410), (55, 228328), (88, 142705), (110, 114164), (220, 57082), (440, 28541)]