672770

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{1373}}^1$

素因数の和:1394

約数の個数: 24

約数和(自身を含む): 1409724

約数和(自身を除く): 736954

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 1373, 2746, 6865, 9611, 13730, 19222, 48055, 67277, 96110, 134554, 336385, 672770]

約数ペア:

[(1, 672770), (2, 336385), (5, 134554), (7, 96110), (10, 67277), (14, 48055), (35, 19222), (49, 13730), (70, 9611), (98, 6865), (245, 2746), (490, 1373)]