18024440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{64373}}^1$

素因数の和:64391

約数の個数: 32

約数和(自身を含む): 46349280

約数和(自身を除く): 28324840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 64373, 128746, 257492, 321865, 450611, 514984, 643730, 901222, 1287460, 1802444, 2253055, 2574920, 3604888, 4506110, 9012220, 18024440]

約数ペア:

[(1, 18024440), (2, 9012220), (4, 4506110), (5, 3604888), (7, 2574920), (8, 2253055), (10, 1802444), (14, 1287460), (20, 901222), (28, 643730), (35, 514984), (40, 450611), (56, 321865), (70, 257492), (140, 128746), (280, 64373)]