8882080

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1291}}^1$

素因数の和:1349

約数の個数: 48

約数和(自身を含む): 21488544

約数和(自身を除く): 12606464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1291, 1376, 1720, 2582, 3440, 5164, 6455, 6880, 10328, 12910, 20656, 25820, 41312, 51640, 55513, 103280, 111026, 206560, 222052, 277565, 444104, 555130, 888208, 1110260, 1776416, 2220520, 4441040, 8882080]

約数ペア:

[(1, 8882080), (2, 4441040), (4, 2220520), (5, 1776416), (8, 1110260), (10, 888208), (16, 555130), (20, 444104), (32, 277565), (40, 222052), (43, 206560), (80, 111026), (86, 103280), (160, 55513), (172, 51640), (215, 41312), (344, 25820), (430, 20656), (688, 12910), (860, 10328), (1291, 6880), (1376, 6455), (1720, 5164), (2582, 3440)]