40374640

素因数分解:

$2^4\times 5^1\times {\mathrm{504683}}^1$

素因数の和:504696

約数の個数: 20

約数和(自身を含む): 93871224

約数和(自身を除く): 53496584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 504683, 1009366, 2018732, 2523415, 4037464, 5046830, 8074928, 10093660, 20187320, 40374640]

約数ペア:

[(1, 40374640), (2, 20187320), (4, 10093660), (5, 8074928), (8, 5046830), (10, 4037464), (16, 2523415), (20, 2018732), (40, 1009366), (80, 504683)]