39405520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6397}}^1$

素因数の和:6428

約数の個数: 80

約数和(自身を含む): 114242688

約数和(自身を除く): 74837168

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 6397, 12794, 25588, 31985, 44779, 51176, 63970, 70367, 89558, 102352, 127940, 140734, 179116, 223895, 255880, 281468, 351835, 358232, 447790, 492569, 511760, 562936, 703670, 716464, 895580, 985138, 1125872, 1407340, 1791160, 1970276, 2462845, 2814680, 3582320, 3940552, 4925690, 5629360, 7881104, 9851380, 19702760, 39405520]

約数ペア:

[(1, 39405520), (2, 19702760), (4, 9851380), (5, 7881104), (7, 5629360), (8, 4925690), (10, 3940552), (11, 3582320), (14, 2814680), (16, 2462845), (20, 1970276), (22, 1791160), (28, 1407340), (35, 1125872), (40, 985138), (44, 895580), (55, 716464), (56, 703670), (70, 562936), (77, 511760), (80, 492569), (88, 447790), (110, 358232), (112, 351835), (140, 281468), (154, 255880), (176, 223895), (220, 179116), (280, 140734), (308, 127940), (385, 102352), (440, 89558), (560, 70367), (616, 63970), (770, 51176), (880, 44779), (1232, 31985), (1540, 25588), (3080, 12794), (6160, 6397)]