5345720

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1249}}^1$

素因数の和:1367

約数の個数: 32

約数和(自身を含む): 12150000

約数和(自身を除く): 6804280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 1249, 2140, 2498, 4280, 4996, 6245, 9992, 12490, 24980, 49960, 133643, 267286, 534572, 668215, 1069144, 1336430, 2672860, 5345720]

約数ペア:

[(1, 5345720), (2, 2672860), (4, 1336430), (5, 1069144), (8, 668215), (10, 534572), (20, 267286), (40, 133643), (107, 49960), (214, 24980), (428, 12490), (535, 9992), (856, 6245), (1070, 4996), (1249, 4280), (2140, 2498)]