38801860

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{7549}}^1$

素因数の和:7815

約数の個数: 24

約数和(自身を含む): 81811800

約数和(自身を除く): 43009940

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 7549, 15098, 30196, 37745, 75490, 150980, 1940093, 3880186, 7760372, 9700465, 19400930, 38801860]

約数ペア:

[(1, 38801860), (2, 19400930), (4, 9700465), (5, 7760372), (10, 3880186), (20, 1940093), (257, 150980), (514, 75490), (1028, 37745), (1285, 30196), (2570, 15098), (5140, 7549)]