54994280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{124987}}^1$

素因数の和:125009

約数の個数: 32

約数和(自身を含む): 134987040

約数和(自身を除く): 79992760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 124987, 249974, 499948, 624935, 999896, 1249870, 1374857, 2499740, 2749714, 4999480, 5499428, 6874285, 10998856, 13748570, 27497140, 54994280]

約数ペア:

[(1, 54994280), (2, 27497140), (4, 13748570), (5, 10998856), (8, 6874285), (10, 5499428), (11, 4999480), (20, 2749714), (22, 2499740), (40, 1374857), (44, 1249870), (55, 999896), (88, 624935), (110, 499948), (220, 249974), (440, 124987)]