20810850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{138739}}^1$

素因数の和:138754

約数の個数: 24

約数和(自身を含む): 51611280

約数和(自身を除く): 30800430

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 138739, 277478, 416217, 693695, 832434, 1387390, 2081085, 3468475, 4162170, 6936950, 10405425, 20810850]

約数ペア:

[(1, 20810850), (2, 10405425), (3, 6936950), (5, 4162170), (6, 3468475), (10, 2081085), (15, 1387390), (25, 832434), (30, 693695), (50, 416217), (75, 277478), (150, 138739)]