2660090.00000000

素因数分解:

$2^4\times {\mathrm{13}}^4\times {\mathrm{131}}^1$

素因数の和:191

約数の個数: 50

約数和(自身を含む): 126610572

約数和(自身を除く): 66746716

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 131, 169, 208, 262, 338, 524, 676, 1048, 1352, 1703, 2096, 2197, 2704, 3406, 4394, 6812, 8788, 13624, 17576, 22139, 27248, 28561, 35152, 44278, 57122, 88556, 114244, 177112, 228488, 287807, 354224, 456976, 575614, 1151228, 2302456, 3741491, 4604912, 7482982, 14965964, 29931928, 59863856]

約数ペア:

[(1, 59863856), (2, 29931928), (4, 14965964), (8, 7482982), (13, 4604912), (16, 3741491), (26, 2302456), (52, 1151228), (104, 575614), (131, 456976), (169, 354224), (208, 287807), (262, 228488), (338, 177112), (524, 114244), (676, 88556), (1048, 57122), (1352, 44278), (1703, 35152), (2096, 28561), (2197, 27248), (2704, 22139), (3406, 17576), (4394, 13624), (6812, 8788)]