8081260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{337}}^1$

素因数の和:466

約数の個数: 48

約数和(自身を含む): 18738720

約数和(自身を除く): 10657460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 109, 110, 218, 220, 337, 436, 545, 674, 1090, 1199, 1348, 1685, 2180, 2398, 3370, 3707, 4796, 5995, 6740, 7414, 11990, 14828, 18535, 23980, 36733, 37070, 73466, 74140, 146932, 183665, 367330, 404063, 734660, 808126, 1616252, 2020315, 4040630, 8081260]

約数ペア:

[(1, 8081260), (2, 4040630), (4, 2020315), (5, 1616252), (10, 808126), (11, 734660), (20, 404063), (22, 367330), (44, 183665), (55, 146932), (109, 74140), (110, 73466), (218, 37070), (220, 36733), (337, 23980), (436, 18535), (545, 14828), (674, 11990), (1090, 7414), (1199, 6740), (1348, 5995), (1685, 4796), (2180, 3707), (2398, 3370)]