1230706180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{21767}}^1$

素因数の和:22044

約数の個数: 48

約数和(自身を含む): 2830536576

約数和(自身を除く): 1599830396

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 257, 514, 1028, 1285, 2570, 2827, 5140, 5654, 11308, 14135, 21767, 28270, 43534, 56540, 87068, 108835, 217670, 239437, 435340, 478874, 957748, 1197185, 2394370, 4788740, 5594119, 11188238, 22376476, 27970595, 55941190, 61535309, 111882380, 123070618, 246141236, 307676545, 615353090, 1230706180]

約数ペア:

[(1, 1230706180), (2, 615353090), (4, 307676545), (5, 246141236), (10, 123070618), (11, 111882380), (20, 61535309), (22, 55941190), (44, 27970595), (55, 22376476), (110, 11188238), (220, 5594119), (257, 4788740), (514, 2394370), (1028, 1197185), (1285, 957748), (2570, 478874), (2827, 435340), (5140, 239437), (5654, 217670), (11308, 108835), (14135, 87068), (21767, 56540), (28270, 43534)]