244392040

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{31657}}^1$

素因数の和:31861

約数の個数: 32

約数和(自身を含む): 552748680

約数和(自身を除く): 308356640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 7720, 31657, 63314, 126628, 158285, 253256, 316570, 633140, 1266280, 6109801, 12219602, 24439204, 30549005, 48878408, 61098010, 122196020, 244392040]

約数ペア:

[(1, 244392040), (2, 122196020), (4, 61098010), (5, 48878408), (8, 30549005), (10, 24439204), (20, 12219602), (40, 6109801), (193, 1266280), (386, 633140), (772, 316570), (965, 253256), (1544, 158285), (1930, 126628), (3860, 63314), (7720, 31657)]