2554864

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:265

約数の個数: 40

約数和(自身を含む): 5437152

約数和(自身を除く): 2882288

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 71, 104, 142, 173, 208, 284, 346, 568, 692, 923, 1136, 1384, 1846, 2249, 2768, 3692, 4498, 7384, 8996, 12283, 14768, 17992, 24566, 35984, 49132, 98264, 159679, 196528, 319358, 638716, 1277432, 2554864]

約数ペア:

[(1, 2554864), (2, 1277432), (4, 638716), (8, 319358), (13, 196528), (16, 159679), (26, 98264), (52, 49132), (71, 35984), (104, 24566), (142, 17992), (173, 14768), (208, 12283), (284, 8996), (346, 7384), (568, 4498), (692, 3692), (923, 2768), (1136, 2249), (1384, 1846)]