202440640

素因数分解:

$2^6\times 5^1\times {\mathrm{632627}}^1$

素因数の和:632644

約数の個数: 28

約数和(自身を含む): 482062536

約数和(自身を除く): 279621896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 632627, 1265254, 2530508, 3163135, 5061016, 6326270, 10122032, 12652540, 20244064, 25305080, 40488128, 50610160, 101220320, 202440640]

約数ペア:

[(1, 202440640), (2, 101220320), (4, 50610160), (5, 40488128), (8, 25305080), (10, 20244064), (16, 12652540), (20, 10122032), (32, 6326270), (40, 5061016), (64, 3163135), (80, 2530508), (160, 1265254), (320, 632627)]