68774440

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{35089}}^1$

素因数の和:35114

約数の個数: 48

約数和(自身を含む): 180011700

約数和(自身を除く): 111237260

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 35089, 70178, 140356, 175445, 245623, 280712, 350890, 491246, 701780, 982492, 1228115, 1403560, 1719361, 1964984, 2456230, 3438722, 4912460, 6877444, 8596805, 9824920, 13754888, 17193610, 34387220, 68774440]

約数ペア:

[(1, 68774440), (2, 34387220), (4, 17193610), (5, 13754888), (7, 9824920), (8, 8596805), (10, 6877444), (14, 4912460), (20, 3438722), (28, 2456230), (35, 1964984), (40, 1719361), (49, 1403560), (56, 1228115), (70, 982492), (98, 701780), (140, 491246), (196, 350890), (245, 280712), (280, 245623), (392, 175445), (490, 140356), (980, 70178), (1960, 35089)]