844940

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{509}}^1$

素因数の和:601

約数の個数: 24

約数和(自身を含む): 1799280

約数和(自身を除く): 954340

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 509, 830, 1018, 1660, 2036, 2545, 5090, 10180, 42247, 84494, 168988, 211235, 422470, 844940]

約数ペア:

[(1, 844940), (2, 422470), (4, 211235), (5, 168988), (10, 84494), (20, 42247), (83, 10180), (166, 5090), (332, 2545), (415, 2036), (509, 1660), (830, 1018)]