54741320

素因数分解:

$2^3\times 5^1\times {\mathrm{1087}}^1\times {\mathrm{1259}}^1$

素因数の和:2357

約数の個数: 32

約数和(自身を含む): 123379200

約数和(自身を除く): 68637880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1087, 1259, 2174, 2518, 4348, 5036, 5435, 6295, 8696, 10072, 10870, 12590, 21740, 25180, 43480, 50360, 1368533, 2737066, 5474132, 6842665, 10948264, 13685330, 27370660, 54741320]

約数ペア:

[(1, 54741320), (2, 27370660), (4, 13685330), (5, 10948264), (8, 6842665), (10, 5474132), (20, 2737066), (40, 1368533), (1087, 50360), (1259, 43480), (2174, 25180), (2518, 21740), (4348, 12590), (5036, 10870), (5435, 10072), (6295, 8696)]