26791720

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{4889}}^1$

素因数の和:5037

約数の個数: 32

約数和(自身を含む): 60733800

約数和(自身を除く): 33942080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 4889, 5480, 9778, 19556, 24445, 39112, 48890, 97780, 195560, 669793, 1339586, 2679172, 3348965, 5358344, 6697930, 13395860, 26791720]

約数ペア:

[(1, 26791720), (2, 13395860), (4, 6697930), (5, 5358344), (8, 3348965), (10, 2679172), (20, 1339586), (40, 669793), (137, 195560), (274, 97780), (548, 48890), (685, 39112), (1096, 24445), (1370, 19556), (2740, 9778), (4889, 5480)]