55654280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{126487}}^1$

素因数の和:126509

約数の個数: 32

約数和(自身を含む): 136607040

約数和(自身を除く): 80952760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 126487, 252974, 505948, 632435, 1011896, 1264870, 1391357, 2529740, 2782714, 5059480, 5565428, 6956785, 11130856, 13913570, 27827140, 55654280]

約数ペア:

[(1, 55654280), (2, 27827140), (4, 13913570), (5, 11130856), (8, 6956785), (10, 5565428), (11, 5059480), (20, 2782714), (22, 2529740), (40, 1391357), (44, 1264870), (55, 1011896), (88, 632435), (110, 505948), (220, 252974), (440, 126487)]