2013512860

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1\times {\mathrm{4733}}^1$

素因数の和:5070

約数の個数: 48

約数和(自身を含む): 4294684800

約数和(自身を除く): 2281171940

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 239, 356, 445, 478, 890, 956, 1195, 1780, 2390, 4733, 4780, 9466, 18932, 21271, 23665, 42542, 47330, 85084, 94660, 106355, 212710, 421237, 425420, 842474, 1131187, 1684948, 2106185, 2262374, 4212370, 4524748, 5655935, 8424740, 11311870, 22623740, 100675643, 201351286, 402702572, 503378215, 1006756430, 2013512860]

約数ペア:

[(1, 2013512860), (2, 1006756430), (4, 503378215), (5, 402702572), (10, 201351286), (20, 100675643), (89, 22623740), (178, 11311870), (239, 8424740), (356, 5655935), (445, 4524748), (478, 4212370), (890, 2262374), (956, 2106185), (1195, 1684948), (1780, 1131187), (2390, 842474), (4733, 425420), (4780, 421237), (9466, 212710), (18932, 106355), (21271, 94660), (23665, 85084), (42542, 47330)]