28195480

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{19051}}^1$

素因数の和:19099

約数の個数: 32

約数和(自身を含む): 65157840

約数和(自身を除く): 36962360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 19051, 38102, 76204, 95255, 152408, 190510, 381020, 704887, 762040, 1409774, 2819548, 3524435, 5639096, 7048870, 14097740, 28195480]

約数ペア:

[(1, 28195480), (2, 14097740), (4, 7048870), (5, 5639096), (8, 3524435), (10, 2819548), (20, 1409774), (37, 762040), (40, 704887), (74, 381020), (148, 190510), (185, 152408), (296, 95255), (370, 76204), (740, 38102), (1480, 19051)]