51341180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{2141}}^1$

素因数の和:2270

約数の個数: 48

約数和(自身を含む): 118752480

約数和(自身を除く): 67411300

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 109, 110, 218, 220, 436, 545, 1090, 1199, 2141, 2180, 2398, 4282, 4796, 5995, 8564, 10705, 11990, 21410, 23551, 23980, 42820, 47102, 94204, 117755, 233369, 235510, 466738, 471020, 933476, 1166845, 2333690, 2567059, 4667380, 5134118, 10268236, 12835295, 25670590, 51341180]

約数ペア:

[(1, 51341180), (2, 25670590), (4, 12835295), (5, 10268236), (10, 5134118), (11, 4667380), (20, 2567059), (22, 2333690), (44, 1166845), (55, 933476), (109, 471020), (110, 466738), (218, 235510), (220, 233369), (436, 117755), (545, 94204), (1090, 47102), (1199, 42820), (2141, 23980), (2180, 23551), (2398, 21410), (4282, 11990), (4796, 10705), (5995, 8564)]