12877885580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3171893}}^1$

素因数の和:3171938

約数の個数: 48

約数和(自身を含む): 31972691520

約数和(自身を除く): 19094805940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 3171893, 6343786, 12687572, 15859465, 22203251, 31718930, 44406502, 63437860, 88813004, 91984897, 111016255, 183969794, 222032510, 367939588, 444065020, 459924485, 643894279, 919848970, 1287788558, 1839697940, 2575577116, 3219471395, 6438942790, 12877885580]

約数ペア:

[(1, 12877885580), (2, 6438942790), (4, 3219471395), (5, 2575577116), (7, 1839697940), (10, 1287788558), (14, 919848970), (20, 643894279), (28, 459924485), (29, 444065020), (35, 367939588), (58, 222032510), (70, 183969794), (116, 111016255), (140, 91984897), (145, 88813004), (203, 63437860), (290, 44406502), (406, 31718930), (580, 22203251), (812, 15859465), (1015, 12687572), (2030, 6343786), (4060, 3171893)]