217804515860

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{29063}}^1\times {\mathrm{3863}}^1$

素因数の和:33032

約数の個数: 48

約数和(自身を含む): 462240366336

約数和(自身を除く): 244435850476

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 3863, 7726, 15452, 19315, 29063, 38630, 58126, 77260, 116252, 145315, 290630, 374711, 581260, 749422, 1498844, 1873555, 2819111, 3747110, 5638222, 7494220, 11276444, 14095555, 28191110, 56382220, 112270369, 224540738, 449081476, 561351845, 1122703690, 2245407380, 10890225793, 21780451586, 43560903172, 54451128965, 108902257930, 217804515860]

約数ペア:

[(1, 217804515860), (2, 108902257930), (4, 54451128965), (5, 43560903172), (10, 21780451586), (20, 10890225793), (97, 2245407380), (194, 1122703690), (388, 561351845), (485, 449081476), (970, 224540738), (1940, 112270369), (3863, 56382220), (7726, 28191110), (15452, 14095555), (19315, 11276444), (29063, 7494220), (38630, 5638222), (58126, 3747110), (77260, 2819111), (116252, 1873555), (145315, 1498844), (290630, 749422), (374711, 581260)]