280105620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{4668427}}^1$

素因数の和:4668439

約数の個数: 24

約数和(自身を含む): 784295904

約数和(自身を除く): 504190284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 4668427, 9336854, 14005281, 18673708, 23342135, 28010562, 46684270, 56021124, 70026405, 93368540, 140052810, 280105620]

約数ペア:

[(1, 280105620), (2, 140052810), (3, 93368540), (4, 70026405), (5, 56021124), (6, 46684270), (10, 28010562), (12, 23342135), (15, 18673708), (20, 14005281), (30, 9336854), (60, 4668427)]