68169740

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^2\times {\mathrm{1543}}^1$

素因数の和:1646

約数の個数: 36

約数和(自身を含む): 146361936

約数和(自身を除く): 78192196

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 1543, 2209, 3086, 4418, 6172, 7715, 8836, 11045, 15430, 22090, 30860, 44180, 72521, 145042, 290084, 362605, 725210, 1450420, 3408487, 6816974, 13633948, 17042435, 34084870, 68169740]

約数ペア:

[(1, 68169740), (2, 34084870), (4, 17042435), (5, 13633948), (10, 6816974), (20, 3408487), (47, 1450420), (94, 725210), (188, 362605), (235, 290084), (470, 145042), (940, 72521), (1543, 44180), (2209, 30860), (3086, 22090), (4418, 15430), (6172, 11045), (7715, 8836)]