72294620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{190249}}^1$

素因数の和:190277

約数の個数: 24

約数和(自身を含む): 159810000

約数和(自身を除く): 87515380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 190249, 380498, 760996, 951245, 1902490, 3614731, 3804980, 7229462, 14458924, 18073655, 36147310, 72294620]

約数ペア:

[(1, 72294620), (2, 36147310), (4, 18073655), (5, 14458924), (10, 7229462), (19, 3804980), (20, 3614731), (38, 1902490), (76, 951245), (95, 760996), (190, 380498), (380, 190249)]