77540240

素因数分解:

$2^4\times 5^1\times {\mathrm{969253}}^1$

素因数の和:969266

約数の個数: 20

約数和(自身を含む): 180281244

約数和(自身を除く): 102741004

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 969253, 1938506, 3877012, 4846265, 7754024, 9692530, 15508048, 19385060, 38770120, 77540240]

約数ペア:

[(1, 77540240), (2, 38770120), (4, 19385060), (5, 15508048), (8, 9692530), (10, 7754024), (16, 4846265), (20, 3877012), (40, 1938506), (80, 969253)]