171020740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{6121}}^1$

素因数の和:6268

約数の個数: 48

約数和(自身を含む): 394942464

約数和(自身を除く): 223921724

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 127, 220, 254, 508, 635, 1270, 1397, 2540, 2794, 5588, 6121, 6985, 12242, 13970, 24484, 27940, 30605, 61210, 67331, 122420, 134662, 269324, 336655, 673310, 777367, 1346620, 1554734, 3109468, 3886835, 7773670, 8551037, 15547340, 17102074, 34204148, 42755185, 85510370, 171020740]

約数ペア:

[(1, 171020740), (2, 85510370), (4, 42755185), (5, 34204148), (10, 17102074), (11, 15547340), (20, 8551037), (22, 7773670), (44, 3886835), (55, 3109468), (110, 1554734), (127, 1346620), (220, 777367), (254, 673310), (508, 336655), (635, 269324), (1270, 134662), (1397, 122420), (2540, 67331), (2794, 61210), (5588, 30605), (6121, 27940), (6985, 24484), (12242, 13970)]