87878940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1464649}}^1$

素因数の和:1464661

約数の個数: 24

約数和(自身を含む): 246061200

約数和(自身を除く): 158182260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1464649, 2929298, 4393947, 5858596, 7323245, 8787894, 14646490, 17575788, 21969735, 29292980, 43939470, 87878940]

約数ペア:

[(1, 87878940), (2, 43939470), (3, 29292980), (4, 21969735), (5, 17575788), (6, 14646490), (10, 8787894), (12, 7323245), (15, 5858596), (20, 4393947), (30, 2929298), (60, 1464649)]