200987780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1435627}}^1$

素因数の和:1435643

約数の個数: 24

約数和(自身を含む): 482371008

約数和(自身を除く): 281383228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1435627, 2871254, 5742508, 7178135, 10049389, 14356270, 20098778, 28712540, 40197556, 50246945, 100493890, 200987780]

約数ペア:

[(1, 200987780), (2, 100493890), (4, 50246945), (5, 40197556), (7, 28712540), (10, 20098778), (14, 14356270), (20, 10049389), (28, 7178135), (35, 5742508), (70, 2871254), (140, 1435627)]