281623670

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1\times {\mathrm{3559}}^1$

素因数の和:3800

約数の個数: 32

約数和(自身を含む): 522123840

約数和(自身を除く): 240500170

約数列:

[1, 2, 5, 10, 41, 82, 193, 205, 386, 410, 965, 1930, 3559, 7118, 7913, 15826, 17795, 35590, 39565, 79130, 145919, 291838, 686887, 729595, 1373774, 1459190, 3434435, 6868870, 28162367, 56324734, 140811835, 281623670]

約数ペア:

[(1, 281623670), (2, 140811835), (5, 56324734), (10, 28162367), (41, 6868870), (82, 3434435), (193, 1459190), (205, 1373774), (386, 729595), (410, 686887), (965, 291838), (1930, 145919), (3559, 79130), (7118, 39565), (7913, 35590), (15826, 17795)]