54899440

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4937}}^1$

素因数の和:5089

約数の個数: 40

約数和(自身を含む): 128585520

約数和(自身を除く): 73686080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 4937, 5560, 9874, 11120, 19748, 24685, 39496, 49370, 78992, 98740, 197480, 394960, 686243, 1372486, 2744972, 3431215, 5489944, 6862430, 10979888, 13724860, 27449720, 54899440]

約数ペア:

[(1, 54899440), (2, 27449720), (4, 13724860), (5, 10979888), (8, 6862430), (10, 5489944), (16, 3431215), (20, 2744972), (40, 1372486), (80, 686243), (139, 394960), (278, 197480), (556, 98740), (695, 78992), (1112, 49370), (1390, 39496), (2224, 24685), (2780, 19748), (4937, 11120), (5560, 9874)]