858555860

素因数分解:

$2^2\times 5^1\times {\mathrm{4523}}^1\times {\mathrm{9491}}^1$

素因数の和:14023

約数の個数: 24

約数和(自身を含む): 1803555936

約数和(自身を除く): 945000076

約数列:

[1, 2, 4, 5, 10, 20, 4523, 9046, 9491, 18092, 18982, 22615, 37964, 45230, 47455, 90460, 94910, 189820, 42927793, 85855586, 171711172, 214638965, 429277930, 858555860]

約数ペア:

[(1, 858555860), (2, 429277930), (4, 214638965), (5, 171711172), (10, 85855586), (20, 42927793), (4523, 189820), (9046, 94910), (9491, 90460), (18092, 47455), (18982, 45230), (22615, 37964)]