40546040

素因数分解:

$2^3\times 5^1\times {\mathrm{439}}^1\times {\mathrm{2309}}^1$

素因数の和:2759

約数の個数: 32

約数和(自身を含む): 91476000

約数和(自身を除く): 50929960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 439, 878, 1756, 2195, 2309, 3512, 4390, 4618, 8780, 9236, 11545, 17560, 18472, 23090, 46180, 92360, 1013651, 2027302, 4054604, 5068255, 8109208, 10136510, 20273020, 40546040]

約数ペア:

[(1, 40546040), (2, 20273020), (4, 10136510), (5, 8109208), (8, 5068255), (10, 4054604), (20, 2027302), (40, 1013651), (439, 92360), (878, 46180), (1756, 23090), (2195, 18472), (2309, 17560), (3512, 11545), (4390, 9236), (4618, 8780)]