20140886990

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{41103851}}^1$

素因数の和:41103872

約数の個数: 24

約数和(自身を含む): 42172552152

約数和(自身を除く): 22031665162

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 41103851, 82207702, 205519255, 287726957, 411038510, 575453914, 1438634785, 2014088699, 2877269570, 4028177398, 10070443495, 20140886990]

約数ペア:

[(1, 20140886990), (2, 10070443495), (5, 4028177398), (7, 2877269570), (10, 2014088699), (14, 1438634785), (35, 575453914), (49, 411038510), (70, 287726957), (98, 205519255), (245, 82207702), (490, 41103851)]