2566071640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5831981}}^1$

素因数の和:5832003

約数の個数: 32

約数和(自身を含む): 6298540560

約数和(自身を除く): 3732468920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 5831981, 11663962, 23327924, 29159905, 46655848, 58319810, 64151791, 116639620, 128303582, 233279240, 256607164, 320758955, 513214328, 641517910, 1283035820, 2566071640]

約数ペア:

[(1, 2566071640), (2, 1283035820), (4, 641517910), (5, 513214328), (8, 320758955), (10, 256607164), (11, 233279240), (20, 128303582), (22, 116639620), (40, 64151791), (44, 58319810), (55, 46655848), (88, 29159905), (110, 23327924), (220, 11663962), (440, 5831981)]