40287550

素因数分解:

$2^1\times 5^2\times {\mathrm{199}}^1\times {\mathrm{4049}}^1$

素因数の和:4260

約数の個数: 24

約数和(自身を含む): 75330000

約数和(自身を除く): 35042450

約数列:

[1, 2, 5, 10, 25, 50, 199, 398, 995, 1990, 4049, 4975, 8098, 9950, 20245, 40490, 101225, 202450, 805751, 1611502, 4028755, 8057510, 20143775, 40287550]

約数ペア:

[(1, 40287550), (2, 20143775), (5, 8057510), (10, 4028755), (25, 1611502), (50, 805751), (199, 202450), (398, 101225), (995, 40490), (1990, 20245), (4049, 9950), (4975, 8098)]