8512720

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1097}}^1$

素因数の和:1207

約数の個数: 40

約数和(自身を含む): 20014344

約数和(自身を除く): 11501624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1097, 1552, 1940, 2194, 3880, 4388, 5485, 7760, 8776, 10970, 17552, 21940, 43880, 87760, 106409, 212818, 425636, 532045, 851272, 1064090, 1702544, 2128180, 4256360, 8512720]

約数ペア:

[(1, 8512720), (2, 4256360), (4, 2128180), (5, 1702544), (8, 1064090), (10, 851272), (16, 532045), (20, 425636), (40, 212818), (80, 106409), (97, 87760), (194, 43880), (388, 21940), (485, 17552), (776, 10970), (970, 8776), (1097, 7760), (1552, 5485), (1940, 4388), (2194, 3880)]