2381320

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1609}}^1$

素因数の和:1657

約数の個数: 32

約数和(自身を含む): 5506200

約数和(自身を除く): 3124880

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 1609, 3218, 6436, 8045, 12872, 16090, 32180, 59533, 64360, 119066, 238132, 297665, 476264, 595330, 1190660, 2381320]

約数ペア:

[(1, 2381320), (2, 1190660), (4, 595330), (5, 476264), (8, 297665), (10, 238132), (20, 119066), (37, 64360), (40, 59533), (74, 32180), (148, 16090), (185, 12872), (296, 8045), (370, 6436), (740, 3218), (1480, 1609)]