206010820

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{278393}}^1$

素因数の和:278439

約数の個数: 24

約数和(自身を含む): 444316824

約数和(自身を除く): 238306004

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 278393, 556786, 1113572, 1391965, 2783930, 5567860, 10300541, 20601082, 41202164, 51502705, 103005410, 206010820]

約数ペア:

[(1, 206010820), (2, 103005410), (4, 51502705), (5, 41202164), (10, 20601082), (20, 10300541), (37, 5567860), (74, 2783930), (148, 1391965), (185, 1113572), (370, 556786), (740, 278393)]