42012740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{27281}}^1$

素因数の和:27308

約数の個数: 48

約数和(自身を含む): 110001024

約数和(自身を除く): 67988284

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 27281, 54562, 109124, 136405, 190967, 272810, 300091, 381934, 545620, 600182, 763868, 954835, 1200364, 1500455, 1909670, 2100637, 3000910, 3819340, 4201274, 6001820, 8402548, 10503185, 21006370, 42012740]

約数ペア:

[(1, 42012740), (2, 21006370), (4, 10503185), (5, 8402548), (7, 6001820), (10, 4201274), (11, 3819340), (14, 3000910), (20, 2100637), (22, 1909670), (28, 1500455), (35, 1200364), (44, 954835), (55, 763868), (70, 600182), (77, 545620), (110, 381934), (140, 300091), (154, 272810), (220, 190967), (308, 136405), (385, 109124), (770, 54562), (1540, 27281)]