7423490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{439}}^1$

素因数の和:554

約数の個数: 32

約数和(自身を含む): 14256000

約数和(自身を除く): 6832510

約数列:

[1, 2, 5, 10, 19, 38, 89, 95, 178, 190, 439, 445, 878, 890, 1691, 2195, 3382, 4390, 8341, 8455, 16682, 16910, 39071, 41705, 78142, 83410, 195355, 390710, 742349, 1484698, 3711745, 7423490]

約数ペア:

[(1, 7423490), (2, 3711745), (5, 1484698), (10, 742349), (19, 390710), (38, 195355), (89, 83410), (95, 78142), (178, 41705), (190, 39071), (439, 16910), (445, 16682), (878, 8455), (890, 8341), (1691, 4390), (2195, 3382)]