262148440

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{47149}}^1$

素因数の和:47299

約数の個数: 32

約数和(自身を含む): 594090000

約数和(自身を除く): 331941560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 47149, 94298, 188596, 235745, 377192, 471490, 942980, 1885960, 6553711, 13107422, 26214844, 32768555, 52429688, 65537110, 131074220, 262148440]

約数ペア:

[(1, 262148440), (2, 131074220), (4, 65537110), (5, 52429688), (8, 32768555), (10, 26214844), (20, 13107422), (40, 6553711), (139, 1885960), (278, 942980), (556, 471490), (695, 377192), (1112, 235745), (1390, 188596), (2780, 94298), (5560, 47149)]