20930048720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37375087}}^1$

素因数の和:37375107

約数の個数: 40

約数和(自身を含む): 55614130944

約数和(自身を除く): 34684082224

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 37375087, 74750174, 149500348, 186875435, 261625609, 299000696, 373750870, 523251218, 598001392, 747501740, 1046502436, 1308128045, 1495003480, 2093004872, 2616256090, 2990006960, 4186009744, 5232512180, 10465024360, 20930048720]

約数ペア:

[(1, 20930048720), (2, 10465024360), (4, 5232512180), (5, 4186009744), (7, 2990006960), (8, 2616256090), (10, 2093004872), (14, 1495003480), (16, 1308128045), (20, 1046502436), (28, 747501740), (35, 598001392), (40, 523251218), (56, 373750870), (70, 299000696), (80, 261625609), (112, 186875435), (140, 149500348), (280, 74750174), (560, 37375087)]