4178020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2713}}^1$

素因数の和:2740

約数の個数: 48

約数和(自身を含む): 10942848

約数和(自身を除く): 6764828

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, 2713, 5426, 10852, 13565, 18991, 27130, 29843, 37982, 54260, 59686, 75964, 94955, 119372, 149215, 189910, 208901, 298430, 379820, 417802, 596860, 835604, 1044505, 2089010, 4178020]

約数ペア:

[(1, 4178020), (2, 2089010), (4, 1044505), (5, 835604), (7, 596860), (10, 417802), (11, 379820), (14, 298430), (20, 208901), (22, 189910), (28, 149215), (35, 119372), (44, 94955), (55, 75964), (70, 59686), (77, 54260), (110, 37982), (140, 29843), (154, 27130), (220, 18991), (308, 13565), (385, 10852), (770, 5426), (1540, 2713)]