4681456

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1$

素因数の和:409

約数の個数: 40

約数和(自身を含む): 9936864

約数和(自身を除く): 5255408

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 71, 104, 142, 208, 284, 317, 568, 634, 923, 1136, 1268, 1846, 2536, 3692, 4121, 5072, 7384, 8242, 14768, 16484, 22507, 32968, 45014, 65936, 90028, 180056, 292591, 360112, 585182, 1170364, 2340728, 4681456]

約数ペア:

[(1, 4681456), (2, 2340728), (4, 1170364), (8, 585182), (13, 360112), (16, 292591), (26, 180056), (52, 90028), (71, 65936), (104, 45014), (142, 32968), (208, 22507), (284, 16484), (317, 14768), (568, 8242), (634, 7384), (923, 5072), (1136, 4121), (1268, 3692), (1846, 2536)]