264811220

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{449}}^1\times {\mathrm{797}}^1$

素因数の和:1292

約数の個数: 48

約数和(自身を含む): 573123600

約数和(自身を除く): 308312380

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 449, 740, 797, 898, 1594, 1796, 2245, 3188, 3985, 4490, 7970, 8980, 15940, 16613, 29489, 33226, 58978, 66452, 83065, 117956, 147445, 166130, 294890, 332260, 357853, 589780, 715706, 1431412, 1789265, 3578530, 7157060, 13240561, 26481122, 52962244, 66202805, 132405610, 264811220]

約数ペア:

[(1, 264811220), (2, 132405610), (4, 66202805), (5, 52962244), (10, 26481122), (20, 13240561), (37, 7157060), (74, 3578530), (148, 1789265), (185, 1431412), (370, 715706), (449, 589780), (740, 357853), (797, 332260), (898, 294890), (1594, 166130), (1796, 147445), (2245, 117956), (3188, 83065), (3985, 66452), (4490, 58978), (7970, 33226), (8980, 29489), (15940, 16613)]