9864560

素因数分解:

$2^4\times 5^1\times {\mathrm{123307}}^1$

素因数の和:123320

約数の個数: 20

約数和(自身を含む): 22935288

約数和(自身を除く): 13070728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 123307, 246614, 493228, 616535, 986456, 1233070, 1972912, 2466140, 4932280, 9864560]

約数ペア:

[(1, 9864560), (2, 4932280), (4, 2466140), (5, 1972912), (8, 1233070), (10, 986456), (16, 616535), (20, 493228), (40, 246614), (80, 123307)]