9910960

素因数分解:

$2^4\times 5^1\times {\mathrm{123887}}^1$

素因数の和:123900

約数の個数: 20

約数和(自身を含む): 23043168

約数和(自身を除く): 13132208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 123887, 247774, 495548, 619435, 991096, 1238870, 1982192, 2477740, 4955480, 9910960]

約数ペア:

[(1, 9910960), (2, 4955480), (4, 2477740), (5, 1982192), (8, 1238870), (10, 991096), (16, 619435), (20, 495548), (40, 247774), (80, 123887)]