269915214580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{13785251}}^1$

素因数の和:13785360

約数の個数: 48

約数和(自身を含む): 625299030720

約数和(自身を除く): 355383816140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 178, 220, 356, 445, 890, 979, 1780, 1958, 3916, 4895, 9790, 19580, 13785251, 27570502, 55141004, 68926255, 137852510, 151637761, 275705020, 303275522, 606551044, 758188805, 1226887339, 1516377610, 2453774678, 3032755220, 4907549356, 6134436695, 12268873390, 13495760729, 24537746780, 26991521458, 53983042916, 67478803645, 134957607290, 269915214580]

約数ペア:

[(1, 269915214580), (2, 134957607290), (4, 67478803645), (5, 53983042916), (10, 26991521458), (11, 24537746780), (20, 13495760729), (22, 12268873390), (44, 6134436695), (55, 4907549356), (89, 3032755220), (110, 2453774678), (178, 1516377610), (220, 1226887339), (356, 758188805), (445, 606551044), (890, 303275522), (979, 275705020), (1780, 151637761), (1958, 137852510), (3916, 68926255), (4895, 55141004), (9790, 27570502), (19580, 13785251)]