40425784

素因数分解:

$2^3\times 7^2\times {\mathrm{281}}^1\times {\mathrm{367}}^1$

素因数の和:668

約数の個数: 48

約数和(自身を含む): 88728480

約数和(自身を除く): 48302696

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 281, 367, 392, 562, 734, 1124, 1468, 1967, 2248, 2569, 2936, 3934, 5138, 7868, 10276, 13769, 15736, 17983, 20552, 27538, 35966, 55076, 71932, 103127, 110152, 143864, 206254, 412508, 721889, 825016, 1443778, 2887556, 5053223, 5775112, 10106446, 20212892, 40425784]

約数ペア:

[(1, 40425784), (2, 20212892), (4, 10106446), (7, 5775112), (8, 5053223), (14, 2887556), (28, 1443778), (49, 825016), (56, 721889), (98, 412508), (196, 206254), (281, 143864), (367, 110152), (392, 103127), (562, 71932), (734, 55076), (1124, 35966), (1468, 27538), (1967, 20552), (2248, 17983), (2569, 15736), (2936, 13769), (3934, 10276), (5138, 7868)]