20870971600

素因数分解:

$2^4\times 5^2\times {\mathrm{52177429}}^1$

素因数の和:52177447

約数の個数: 30

約数和(自身を含む): 50142510230

約数和(自身を除く): 29271538630

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 52177429, 104354858, 208709716, 260887145, 417419432, 521774290, 834838864, 1043548580, 1304435725, 2087097160, 2608871450, 4174194320, 5217742900, 10435485800, 20870971600]

約数ペア:

[(1, 20870971600), (2, 10435485800), (4, 5217742900), (5, 4174194320), (8, 2608871450), (10, 2087097160), (16, 1304435725), (20, 1043548580), (25, 834838864), (40, 521774290), (50, 417419432), (80, 260887145), (100, 208709716), (200, 104354858), (400, 52177429)]