2012112080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2286491}}^1$

素因数の和:2286515

約数の個数: 40

約数和(自身を含む): 5103450144

約数和(自身を除く): 3091338064

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 2286491, 4572982, 9145964, 11432455, 18291928, 22864910, 25151401, 36583856, 45729820, 50302802, 91459640, 100605604, 125757005, 182919280, 201211208, 251514010, 402422416, 503028020, 1006056040, 2012112080]

約数ペア:

[(1, 2012112080), (2, 1006056040), (4, 503028020), (5, 402422416), (8, 251514010), (10, 201211208), (11, 182919280), (16, 125757005), (20, 100605604), (22, 91459640), (40, 50302802), (44, 45729820), (55, 36583856), (80, 25151401), (88, 22864910), (110, 18291928), (176, 11432455), (220, 9145964), (440, 4572982), (880, 2286491)]