9147820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{967}}^1$

素因数の和:1030

約数の個数: 48

約数和(自身を含む): 21466368

約数和(自身を除く): 12318548

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 967, 1892, 1934, 2365, 3868, 4730, 4835, 9460, 9670, 10637, 19340, 21274, 41581, 42548, 53185, 83162, 106370, 166324, 207905, 212740, 415810, 457391, 831620, 914782, 1829564, 2286955, 4573910, 9147820]

約数ペア:

[(1, 9147820), (2, 4573910), (4, 2286955), (5, 1829564), (10, 914782), (11, 831620), (20, 457391), (22, 415810), (43, 212740), (44, 207905), (55, 166324), (86, 106370), (110, 83162), (172, 53185), (215, 42548), (220, 41581), (430, 21274), (473, 19340), (860, 10637), (946, 9670), (967, 9460), (1892, 4835), (1934, 4730), (2365, 3868)]