11181320

素因数分解:

$2^3\times 5^1\times {\mathrm{443}}^1\times {\mathrm{631}}^1$

素因数の和:1085

約数の個数: 32

約数和(自身を含む): 25254720

約数和(自身を除く): 14073400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 443, 631, 886, 1262, 1772, 2215, 2524, 3155, 3544, 4430, 5048, 6310, 8860, 12620, 17720, 25240, 279533, 559066, 1118132, 1397665, 2236264, 2795330, 5590660, 11181320]

約数ペア:

[(1, 11181320), (2, 5590660), (4, 2795330), (5, 2236264), (8, 1397665), (10, 1118132), (20, 559066), (40, 279533), (443, 25240), (631, 17720), (886, 12620), (1262, 8860), (1772, 6310), (2215, 5048), (2524, 4430), (3155, 3544)]