771058820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{56779}}^1$

素因数の和:56892

約数の個数: 48

約数和(自身を含む): 1869651840

約数和(自身を除く): 1098593020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 97, 140, 194, 388, 485, 679, 970, 1358, 1940, 2716, 3395, 6790, 13580, 56779, 113558, 227116, 283895, 397453, 567790, 794906, 1135580, 1589812, 1987265, 3974530, 5507563, 7949060, 11015126, 22030252, 27537815, 38552941, 55075630, 77105882, 110151260, 154211764, 192764705, 385529410, 771058820]

約数ペア:

[(1, 771058820), (2, 385529410), (4, 192764705), (5, 154211764), (7, 110151260), (10, 77105882), (14, 55075630), (20, 38552941), (28, 27537815), (35, 22030252), (70, 11015126), (97, 7949060), (140, 5507563), (194, 3974530), (388, 1987265), (485, 1589812), (679, 1135580), (970, 794906), (1358, 567790), (1940, 397453), (2716, 283895), (3395, 227116), (6790, 113558), (13580, 56779)]