11447920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13009}}^1$

素因数の和:13033

約数の個数: 40

約数和(自身を含む): 29038320

約数和(自身を除く): 17590400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 13009, 26018, 52036, 65045, 104072, 130090, 143099, 208144, 260180, 286198, 520360, 572396, 715495, 1040720, 1144792, 1430990, 2289584, 2861980, 5723960, 11447920]

約数ペア:

[(1, 11447920), (2, 5723960), (4, 2861980), (5, 2289584), (8, 1430990), (10, 1144792), (11, 1040720), (16, 715495), (20, 572396), (22, 520360), (40, 286198), (44, 260180), (55, 208144), (80, 143099), (88, 130090), (110, 104072), (176, 65045), (220, 52036), (440, 26018), (880, 13009)]