31280656

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{797}}^1$

素因数の和:1039

約数の個数: 40

約数和(自身を含む): 66495744

約数和(自身を除く): 35215088

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 223, 446, 797, 892, 1594, 1784, 2453, 3188, 3568, 4906, 6376, 8767, 9812, 12752, 17534, 19624, 35068, 39248, 70136, 140272, 177731, 355462, 710924, 1421848, 1955041, 2843696, 3910082, 7820164, 15640328, 31280656]

約数ペア:

[(1, 31280656), (2, 15640328), (4, 7820164), (8, 3910082), (11, 2843696), (16, 1955041), (22, 1421848), (44, 710924), (88, 355462), (176, 177731), (223, 140272), (446, 70136), (797, 39248), (892, 35068), (1594, 19624), (1784, 17534), (2453, 12752), (3188, 9812), (3568, 8767), (4906, 6376)]