27961360

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{1019}}^1$

素因数の和:1053

約数の個数: 80

約数和(自身を含む): 75888000

約数和(自身を除く): 47926640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1019, 1372, 1715, 1960, 2038, 2744, 3430, 3920, 4076, 5095, 5488, 6860, 7133, 8152, 10190, 13720, 14266, 16304, 20380, 27440, 28532, 35665, 40760, 49931, 57064, 71330, 81520, 99862, 114128, 142660, 199724, 249655, 285320, 349517, 399448, 499310, 570640, 699034, 798896, 998620, 1398068, 1747585, 1997240, 2796136, 3495170, 3994480, 5592272, 6990340, 13980680, 27961360]

約数ペア:

[(1, 27961360), (2, 13980680), (4, 6990340), (5, 5592272), (7, 3994480), (8, 3495170), (10, 2796136), (14, 1997240), (16, 1747585), (20, 1398068), (28, 998620), (35, 798896), (40, 699034), (49, 570640), (56, 499310), (70, 399448), (80, 349517), (98, 285320), (112, 249655), (140, 199724), (196, 142660), (245, 114128), (280, 99862), (343, 81520), (392, 71330), (490, 57064), (560, 49931), (686, 40760), (784, 35665), (980, 28532), (1019, 27440), (1372, 20380), (1715, 16304), (1960, 14266), (2038, 13720), (2744, 10190), (3430, 8152), (3920, 7133), (4076, 6860), (5095, 5488)]