38761720

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{4919}}^1$

素因数の和:5127

約数の個数: 32

約数和(自身を含む): 87674400

約数和(自身を除く): 48912680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 4919, 7880, 9838, 19676, 24595, 39352, 49190, 98380, 196760, 969043, 1938086, 3876172, 4845215, 7752344, 9690430, 19380860, 38761720]

約数ペア:

[(1, 38761720), (2, 19380860), (4, 9690430), (5, 7752344), (8, 4845215), (10, 3876172), (20, 1938086), (40, 969043), (197, 196760), (394, 98380), (788, 49190), (985, 39352), (1576, 24595), (1970, 19676), (3940, 9838), (4919, 7880)]