16542140

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{3709}}^1$

素因数の和:3941

約数の個数: 24

約数和(自身を含む): 34903680

約数和(自身を除く): 18361540

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 3709, 4460, 7418, 14836, 18545, 37090, 74180, 827107, 1654214, 3308428, 4135535, 8271070, 16542140]

約数ペア:

[(1, 16542140), (2, 8271070), (4, 4135535), (5, 3308428), (10, 1654214), (20, 827107), (223, 74180), (446, 37090), (892, 18545), (1115, 14836), (2230, 7418), (3709, 4460)]