38745320

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{3769}}^1$

素因数の和:4037

約数の個数: 32

約数和(自身を含む): 87539400

約数和(自身を除く): 48794080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 514, 1028, 1285, 2056, 2570, 3769, 5140, 7538, 10280, 15076, 18845, 30152, 37690, 75380, 150760, 968633, 1937266, 3874532, 4843165, 7749064, 9686330, 19372660, 38745320]

約数ペア:

[(1, 38745320), (2, 19372660), (4, 9686330), (5, 7749064), (8, 4843165), (10, 3874532), (20, 1937266), (40, 968633), (257, 150760), (514, 75380), (1028, 37690), (1285, 30152), (2056, 18845), (2570, 15076), (3769, 10280), (5140, 7538)]