39885580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{284897}}^1$

素因数の和:284913

約数の個数: 24

約数和(自身を含む): 95725728

約数和(自身を除く): 55840148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 284897, 569794, 1139588, 1424485, 1994279, 2848970, 3988558, 5697940, 7977116, 9971395, 19942790, 39885580]

約数ペア:

[(1, 39885580), (2, 19942790), (4, 9971395), (5, 7977116), (7, 5697940), (10, 3988558), (14, 2848970), (20, 1994279), (28, 1424485), (35, 1139588), (70, 569794), (140, 284897)]