26642120

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{3347}}^1$

素因数の和:3557

約数の個数: 32

約数和(自身を含む): 60264000

約数和(自身を除く): 33621880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 3347, 3980, 6694, 7960, 13388, 16735, 26776, 33470, 66940, 133880, 666053, 1332106, 2664212, 3330265, 5328424, 6660530, 13321060, 26642120]

約数ペア:

[(1, 26642120), (2, 13321060), (4, 6660530), (5, 5328424), (8, 3330265), (10, 2664212), (20, 1332106), (40, 666053), (199, 133880), (398, 66940), (796, 33470), (995, 26776), (1592, 16735), (1990, 13388), (3347, 7960), (3980, 6694)]