2561416

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2239}}^1$

素因数の和:2269

約数の個数: 32

約数和(自身を含む): 5644800

約数和(自身を除く): 3083384

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 2239, 4478, 8956, 17912, 24629, 29107, 49258, 58214, 98516, 116428, 197032, 232856, 320177, 640354, 1280708, 2561416]

約数ペア:

[(1, 2561416), (2, 1280708), (4, 640354), (8, 320177), (11, 232856), (13, 197032), (22, 116428), (26, 98516), (44, 58214), (52, 49258), (88, 29107), (104, 24629), (143, 17912), (286, 8956), (572, 4478), (1144, 2239)]