394144990

素因数分解:

$2^1\times 5^1\times {\mathrm{1741}}^1\times {\mathrm{22639}}^1$

素因数の和:24387

約数の個数: 16

約数和(自身を含む): 709899840

約数和(自身を除く): 315754850

約数列:

[1, 2, 5, 10, 1741, 3482, 8705, 17410, 22639, 45278, 113195, 226390, 39414499, 78828998, 197072495, 394144990]

約数ペア:

[(1, 394144990), (2, 197072495), (5, 78828998), (10, 39414499), (1741, 226390), (3482, 113195), (8705, 45278), (17410, 22639)]