413989840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{470443}}^1$

素因数の和:470467

約数の個数: 40

約数和(自身を含む): 1050031008

約数和(自身を除く): 636041168

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 470443, 940886, 1881772, 2352215, 3763544, 4704430, 5174873, 7527088, 9408860, 10349746, 18817720, 20699492, 25874365, 37635440, 41398984, 51748730, 82797968, 103497460, 206994920, 413989840]

約数ペア:

[(1, 413989840), (2, 206994920), (4, 103497460), (5, 82797968), (8, 51748730), (10, 41398984), (11, 37635440), (16, 25874365), (20, 20699492), (22, 18817720), (40, 10349746), (44, 9408860), (55, 7527088), (80, 5174873), (88, 4704430), (110, 3763544), (176, 2352215), (220, 1881772), (440, 940886), (880, 470443)]