20100082880

素因数分解:

$2^6\times 5^1\times {\mathrm{1123}}^1\times {\mathrm{55933}}^1$

素因数の和:57073

約数の個数: 56

約数和(自身を含む): 47906799792

約数和(自身を除く): 27806716912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 1123, 2246, 4492, 5615, 8984, 11230, 17968, 22460, 35936, 44920, 55933, 71872, 89840, 111866, 179680, 223732, 279665, 359360, 447464, 559330, 894928, 1118660, 1789856, 2237320, 3579712, 4474640, 8949280, 17898560, 62812759, 125625518, 251251036, 314063795, 502502072, 628127590, 1005004144, 1256255180, 2010008288, 2512510360, 4020016576, 5025020720, 10050041440, 20100082880]

約数ペア:

[(1, 20100082880), (2, 10050041440), (4, 5025020720), (5, 4020016576), (8, 2512510360), (10, 2010008288), (16, 1256255180), (20, 1005004144), (32, 628127590), (40, 502502072), (64, 314063795), (80, 251251036), (160, 125625518), (320, 62812759), (1123, 17898560), (2246, 8949280), (4492, 4474640), (5615, 3579712), (8984, 2237320), (11230, 1789856), (17968, 1118660), (22460, 894928), (35936, 559330), (44920, 447464), (55933, 359360), (71872, 279665), (89840, 223732), (111866, 179680)]