28046740

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{251}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 61133184

約数和(自身を除く): 33086444

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 151, 185, 251, 302, 370, 502, 604, 740, 755, 1004, 1255, 1510, 2510, 3020, 5020, 5587, 9287, 11174, 18574, 22348, 27935, 37148, 37901, 46435, 55870, 75802, 92870, 111740, 151604, 185740, 189505, 379010, 758020, 1402337, 2804674, 5609348, 7011685, 14023370, 28046740]

約数ペア:

[(1, 28046740), (2, 14023370), (4, 7011685), (5, 5609348), (10, 2804674), (20, 1402337), (37, 758020), (74, 379010), (148, 189505), (151, 185740), (185, 151604), (251, 111740), (302, 92870), (370, 75802), (502, 55870), (604, 46435), (740, 37901), (755, 37148), (1004, 27935), (1255, 22348), (1510, 18574), (2510, 11174), (3020, 9287), (5020, 5587)]