39778144

素因数分解:

$2^5\times 7^1\times {\mathrm{311}}^1\times {\mathrm{571}}^1$

素因数の和:899

約数の個数: 48

約数和(自身を含む): 89945856

約数和(自身を除く): 50167712

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 311, 571, 622, 1142, 1244, 2177, 2284, 2488, 3997, 4354, 4568, 4976, 7994, 8708, 9136, 9952, 15988, 17416, 18272, 31976, 34832, 63952, 69664, 127904, 177581, 355162, 710324, 1243067, 1420648, 2486134, 2841296, 4972268, 5682592, 9944536, 19889072, 39778144]

約数ペア:

[(1, 39778144), (2, 19889072), (4, 9944536), (7, 5682592), (8, 4972268), (14, 2841296), (16, 2486134), (28, 1420648), (32, 1243067), (56, 710324), (112, 355162), (224, 177581), (311, 127904), (571, 69664), (622, 63952), (1142, 34832), (1244, 31976), (2177, 18272), (2284, 17416), (2488, 15988), (3997, 9952), (4354, 9136), (4568, 8708), (4976, 7994)]