2012208880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2286601}}^1$

素因数の和:2286625

約数の個数: 40

約数和(自身を含む): 5103695664

約数和(自身を除く): 3091486784

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 2286601, 4573202, 9146404, 11433005, 18292808, 22866010, 25152611, 36585616, 45732020, 50305222, 91464040, 100610444, 125763055, 182928080, 201220888, 251526110, 402441776, 503052220, 1006104440, 2012208880]

約数ペア:

[(1, 2012208880), (2, 1006104440), (4, 503052220), (5, 402441776), (8, 251526110), (10, 201220888), (11, 182928080), (16, 125763055), (20, 100610444), (22, 91464040), (40, 50305222), (44, 45732020), (55, 36585616), (80, 25152611), (88, 22866010), (110, 18292808), (176, 11433005), (220, 9146404), (440, 4573202), (880, 2286601)]