56490280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{18341}}^1$

素因数の和:18370

約数の個数: 64

約数和(自身を含む): 158474880

約数和(自身を除く): 101984600

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 18341, 36682, 73364, 91705, 128387, 146728, 183410, 201751, 256774, 366820, 403502, 513548, 641935, 733640, 807004, 1008755, 1027096, 1283870, 1412257, 1614008, 2017510, 2567740, 2824514, 4035020, 5135480, 5649028, 7061285, 8070040, 11298056, 14122570, 28245140, 56490280]

約数ペア:

[(1, 56490280), (2, 28245140), (4, 14122570), (5, 11298056), (7, 8070040), (8, 7061285), (10, 5649028), (11, 5135480), (14, 4035020), (20, 2824514), (22, 2567740), (28, 2017510), (35, 1614008), (40, 1412257), (44, 1283870), (55, 1027096), (56, 1008755), (70, 807004), (77, 733640), (88, 641935), (110, 513548), (140, 403502), (154, 366820), (220, 256774), (280, 201751), (308, 183410), (385, 146728), (440, 128387), (616, 91705), (770, 73364), (1540, 36682), (3080, 18341)]