129449740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{924641}}^1$

素因数の和:924657

約数の個数: 24

約数和(自身を含む): 310679712

約数和(自身を除く): 181229972

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 924641, 1849282, 3698564, 4623205, 6472487, 9246410, 12944974, 18492820, 25889948, 32362435, 64724870, 129449740]

約数ペア:

[(1, 129449740), (2, 64724870), (4, 32362435), (5, 25889948), (7, 18492820), (10, 12944974), (14, 9246410), (20, 6472487), (28, 4623205), (35, 3698564), (70, 1849282), (140, 924641)]