22778740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{2153}}^1$

素因数の和:2208

約数の個数: 36

約数和(自身を含む): 50028804

約数和(自身を除く): 27250064

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 529, 1058, 2116, 2153, 2645, 4306, 5290, 8612, 10580, 10765, 21530, 43060, 49519, 99038, 198076, 247595, 495190, 990380, 1138937, 2277874, 4555748, 5694685, 11389370, 22778740]

約数ペア:

[(1, 22778740), (2, 11389370), (4, 5694685), (5, 4555748), (10, 2277874), (20, 1138937), (23, 990380), (46, 495190), (92, 247595), (115, 198076), (230, 99038), (460, 49519), (529, 43060), (1058, 21530), (2116, 10765), (2153, 10580), (2645, 8612), (4306, 5290)]