13884580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{421}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 31265136

約数和(自身を除く): 17380556

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 97, 170, 194, 340, 388, 421, 485, 842, 970, 1649, 1684, 1940, 2105, 3298, 4210, 6596, 7157, 8245, 8420, 14314, 16490, 28628, 32980, 35785, 40837, 71570, 81674, 143140, 163348, 204185, 408370, 694229, 816740, 1388458, 2776916, 3471145, 6942290, 13884580]

約数ペア:

[(1, 13884580), (2, 6942290), (4, 3471145), (5, 2776916), (10, 1388458), (17, 816740), (20, 694229), (34, 408370), (68, 204185), (85, 163348), (97, 143140), (170, 81674), (194, 71570), (340, 40837), (388, 35785), (421, 32980), (485, 28628), (842, 16490), (970, 14314), (1649, 8420), (1684, 8245), (1940, 7157), (2105, 6596), (3298, 4210)]