268536440

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{49003}}^1$

素因数の和:49151

約数の個数: 32

約数和(自身を含む): 608629680

約数和(自身を除く): 340093240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 49003, 98006, 196012, 245015, 392024, 490030, 980060, 1960120, 6713411, 13426822, 26853644, 33567055, 53707288, 67134110, 134268220, 268536440]

約数ペア:

[(1, 268536440), (2, 134268220), (4, 67134110), (5, 53707288), (8, 33567055), (10, 26853644), (20, 13426822), (40, 6713411), (137, 1960120), (274, 980060), (548, 490030), (685, 392024), (1096, 245015), (1370, 196012), (2740, 98006), (5480, 49003)]