7455140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:177

約数の個数: 96

約数和(自身を含む): 20127744

約数和(自身を除く): 12672604

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 47, 55, 70, 77, 94, 103, 110, 140, 154, 188, 206, 220, 235, 308, 329, 385, 412, 470, 515, 517, 658, 721, 770, 940, 1030, 1034, 1133, 1316, 1442, 1540, 1645, 2060, 2068, 2266, 2585, 2884, 3290, 3605, 3619, 4532, 4841, 5170, 5665, 6580, 7210, 7238, 7931, 9682, 10340, 11330, 14420, 14476, 15862, 18095, 19364, 22660, 24205, 31724, 33887, 36190, 39655, 48410, 53251, 67774, 72380, 79310, 96820, 106502, 135548, 158620, 169435, 213004, 266255, 338870, 372757, 532510, 677740, 745514, 1065020, 1491028, 1863785, 3727570, 7455140]

約数ペア:

[(1, 7455140), (2, 3727570), (4, 1863785), (5, 1491028), (7, 1065020), (10, 745514), (11, 677740), (14, 532510), (20, 372757), (22, 338870), (28, 266255), (35, 213004), (44, 169435), (47, 158620), (55, 135548), (70, 106502), (77, 96820), (94, 79310), (103, 72380), (110, 67774), (140, 53251), (154, 48410), (188, 39655), (206, 36190), (220, 33887), (235, 31724), (308, 24205), (329, 22660), (385, 19364), (412, 18095), (470, 15862), (515, 14476), (517, 14420), (658, 11330), (721, 10340), (770, 9682), (940, 7931), (1030, 7238), (1034, 7210), (1133, 6580), (1316, 5665), (1442, 5170), (1540, 4841), (1645, 4532), (2060, 3619), (2068, 3605), (2266, 3290), (2585, 2884)]