12549220

素因数分解:

$2^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{1373}}^1$

素因数の和:1839

約数の個数: 24

約数和(自身を含む): 26430264

約数和(自身を除く): 13881044

約数列:

[1, 2, 4, 5, 10, 20, 457, 914, 1373, 1828, 2285, 2746, 4570, 5492, 6865, 9140, 13730, 27460, 627461, 1254922, 2509844, 3137305, 6274610, 12549220]

約数ペア:

[(1, 12549220), (2, 6274610), (4, 3137305), (5, 2509844), (10, 1254922), (20, 627461), (457, 27460), (914, 13730), (1373, 9140), (1828, 6865), (2285, 5492), (2746, 4570)]