28566580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{204047}}^1$

素因数の和:204063

約数の個数: 24

約数和(自身を含む): 68560128

約数和(自身を除く): 39993548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 204047, 408094, 816188, 1020235, 1428329, 2040470, 2856658, 4080940, 5713316, 7141645, 14283290, 28566580]

約数ペア:

[(1, 28566580), (2, 14283290), (4, 7141645), (5, 5713316), (7, 4080940), (10, 2856658), (14, 2040470), (20, 1428329), (28, 1020235), (35, 816188), (70, 408094), (140, 204047)]