13442120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{769}}^1$

素因数の和:822

約数の個数: 64

約数和(自身を含む): 33264000

約数和(自身を除く): 19821880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 92, 95, 115, 152, 184, 190, 230, 380, 437, 460, 760, 769, 874, 920, 1538, 1748, 2185, 3076, 3496, 3845, 4370, 6152, 7690, 8740, 14611, 15380, 17480, 17687, 29222, 30760, 35374, 58444, 70748, 73055, 88435, 116888, 141496, 146110, 176870, 292220, 336053, 353740, 584440, 672106, 707480, 1344212, 1680265, 2688424, 3360530, 6721060, 13442120]

約数ペア:

[(1, 13442120), (2, 6721060), (4, 3360530), (5, 2688424), (8, 1680265), (10, 1344212), (19, 707480), (20, 672106), (23, 584440), (38, 353740), (40, 336053), (46, 292220), (76, 176870), (92, 146110), (95, 141496), (115, 116888), (152, 88435), (184, 73055), (190, 70748), (230, 58444), (380, 35374), (437, 30760), (460, 29222), (760, 17687), (769, 17480), (874, 15380), (920, 14611), (1538, 8740), (1748, 7690), (2185, 6152), (3076, 4370), (3496, 3845)]