71182640

素因数分解:

$2^4\times 5^1\times {\mathrm{889783}}^1$

素因数の和:889796

約数の個数: 20

約数和(自身を含む): 165499824

約数和(自身を除く): 94317184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 889783, 1779566, 3559132, 4448915, 7118264, 8897830, 14236528, 17795660, 35591320, 71182640]

約数ペア:

[(1, 71182640), (2, 35591320), (4, 17795660), (5, 14236528), (8, 8897830), (10, 7118264), (16, 4448915), (20, 3559132), (40, 1779566), (80, 889783)]