8913940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{63671}}^1$

素因数の和:63687

約数の個数: 24

約数和(自身を含む): 21393792

約数和(自身を除く): 12479852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 63671, 127342, 254684, 318355, 445697, 636710, 891394, 1273420, 1782788, 2228485, 4456970, 8913940]

約数ペア:

[(1, 8913940), (2, 4456970), (4, 2228485), (5, 1782788), (7, 1273420), (10, 891394), (14, 636710), (20, 445697), (28, 318355), (35, 254684), (70, 127342), (140, 63671)]