89340580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{638147}}^1$

素因数の和:638163

約数の個数: 24

約数和(自身を含む): 214417728

約数和(自身を除く): 125077148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 638147, 1276294, 2552588, 3190735, 4467029, 6381470, 8934058, 12762940, 17868116, 22335145, 44670290, 89340580]

約数ペア:

[(1, 89340580), (2, 44670290), (4, 22335145), (5, 17868116), (7, 12762940), (10, 8934058), (14, 6381470), (20, 4467029), (28, 3190735), (35, 2552588), (70, 1276294), (140, 638147)]