68039860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2467}}^1$

素因数の和:2680

約数の個数: 48

約数和(自身を含む): 164191104

約数和(自身を除く): 96151244

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 197, 394, 788, 985, 1379, 1970, 2467, 2758, 3940, 4934, 5516, 6895, 9868, 12335, 13790, 17269, 24670, 27580, 34538, 49340, 69076, 86345, 172690, 345380, 485999, 971998, 1943996, 2429995, 3401993, 4859990, 6803986, 9719980, 13607972, 17009965, 34019930, 68039860]

約数ペア:

[(1, 68039860), (2, 34019930), (4, 17009965), (5, 13607972), (7, 9719980), (10, 6803986), (14, 4859990), (20, 3401993), (28, 2429995), (35, 1943996), (70, 971998), (140, 485999), (197, 345380), (394, 172690), (788, 86345), (985, 69076), (1379, 49340), (1970, 34538), (2467, 27580), (2758, 24670), (3940, 17269), (4934, 13790), (5516, 12335), (6895, 9868)]