85916540

素因数分解:

$2^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{8821}}^1$

素因数の和:9317

約数の個数: 24

約数和(自身を含む): 180815712

約数和(自身を除く): 94899172

約数列:

[1, 2, 4, 5, 10, 20, 487, 974, 1948, 2435, 4870, 8821, 9740, 17642, 35284, 44105, 88210, 176420, 4295827, 8591654, 17183308, 21479135, 42958270, 85916540]

約数ペア:

[(1, 85916540), (2, 42958270), (4, 21479135), (5, 17183308), (10, 8591654), (20, 4295827), (487, 176420), (974, 88210), (1948, 44105), (2435, 35284), (4870, 17642), (8821, 9740)]