40820445

素因数分解:

$3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{8807}}^1$

素因数の和:8921

約数の個数: 24

約数和(自身を含む): 71450496

約数和(自身を除く): 30630051

約数列:

[1, 3, 5, 9, 15, 45, 103, 309, 515, 927, 1545, 4635, 8807, 26421, 44035, 79263, 132105, 396315, 907121, 2721363, 4535605, 8164089, 13606815, 40820445]

約数ペア:

[(1, 40820445), (3, 13606815), (5, 8164089), (9, 4535605), (15, 2721363), (45, 907121), (103, 396315), (309, 132105), (515, 79263), (927, 44035), (1545, 26421), (4635, 8807)]