28969580

素因数分解:

$2^2\times 5^1\times {\mathrm{907}}^1\times {\mathrm{1597}}^1$

素因数の和:2513

約数の個数: 24

約数和(自身を含む): 60941328

約数和(自身を除く): 31971748

約数列:

[1, 2, 4, 5, 10, 20, 907, 1597, 1814, 3194, 3628, 4535, 6388, 7985, 9070, 15970, 18140, 31940, 1448479, 2896958, 5793916, 7242395, 14484790, 28969580]

約数ペア:

[(1, 28969580), (2, 14484790), (4, 7242395), (5, 5793916), (10, 2896958), (20, 1448479), (907, 31940), (1597, 18140), (1814, 15970), (3194, 9070), (3628, 7985), (4535, 6388)]