16487060

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1009}}^1$

素因数の和:1080

約数の個数: 48

約数和(自身を含む): 37329600

約数和(自身を除く): 20842540

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 76, 86, 95, 172, 190, 215, 380, 430, 817, 860, 1009, 1634, 2018, 3268, 4036, 4085, 5045, 8170, 10090, 16340, 19171, 20180, 38342, 43387, 76684, 86774, 95855, 173548, 191710, 216935, 383420, 433870, 824353, 867740, 1648706, 3297412, 4121765, 8243530, 16487060]

約数ペア:

[(1, 16487060), (2, 8243530), (4, 4121765), (5, 3297412), (10, 1648706), (19, 867740), (20, 824353), (38, 433870), (43, 383420), (76, 216935), (86, 191710), (95, 173548), (172, 95855), (190, 86774), (215, 76684), (380, 43387), (430, 38342), (817, 20180), (860, 19171), (1009, 16340), (1634, 10090), (2018, 8170), (3268, 5045), (4036, 4085)]