888927820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{93967}}^1$

素因数の和:94030

約数の個数: 48

約数和(自身を含む): 2083834368

約数和(自身を除く): 1194906548

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1892, 2365, 4730, 9460, 93967, 187934, 375868, 469835, 939670, 1033637, 1879340, 2067274, 4040581, 4134548, 5168185, 8081162, 10336370, 16162324, 20202905, 20672740, 40405810, 44446391, 80811620, 88892782, 177785564, 222231955, 444463910, 888927820]

約数ペア:

[(1, 888927820), (2, 444463910), (4, 222231955), (5, 177785564), (10, 88892782), (11, 80811620), (20, 44446391), (22, 40405810), (43, 20672740), (44, 20202905), (55, 16162324), (86, 10336370), (110, 8081162), (172, 5168185), (215, 4134548), (220, 4040581), (430, 2067274), (473, 1879340), (860, 1033637), (946, 939670), (1892, 469835), (2365, 375868), (4730, 187934), (9460, 93967)]