20176402820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{144117163}}^1$

素因数の和:144117179

約数の個数: 24

約数和(自身を含む): 48423367104

約数和(自身を除く): 28246964284

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 144117163, 288234326, 576468652, 720585815, 1008820141, 1441171630, 2017640282, 2882343260, 4035280564, 5044100705, 10088201410, 20176402820]

約数ペア:

[(1, 20176402820), (2, 10088201410), (4, 5044100705), (5, 4035280564), (7, 2882343260), (10, 2017640282), (14, 1441171630), (20, 1008820141), (28, 720585815), (35, 576468652), (70, 288234326), (140, 144117163)]