201109120

素因数分解:

$2^7\times 5^1\times {\mathrm{314233}}^1$

素因数の和:314252

約数の個数: 32

約数和(自身を含む): 480778020

約数和(自身を除く): 279668900

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 314233, 628466, 1256932, 1571165, 2513864, 3142330, 5027728, 6284660, 10055456, 12569320, 20110912, 25138640, 40221824, 50277280, 100554560, 201109120]

約数ペア:

[(1, 201109120), (2, 100554560), (4, 50277280), (5, 40221824), (8, 25138640), (10, 20110912), (16, 12569320), (20, 10055456), (32, 6284660), (40, 5027728), (64, 3142330), (80, 2513864), (128, 1571165), (160, 1256932), (320, 628466), (640, 314233)]