123669290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{15137}}^1$

素因数の和:15206

約数の個数: 32

約数和(自身を含む): 239785920

約数和(自身を除く): 116116630

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 95, 190, 215, 430, 817, 1634, 4085, 8170, 15137, 30274, 75685, 151370, 287603, 575206, 650891, 1301782, 1438015, 2876030, 3254455, 6508910, 12366929, 24733858, 61834645, 123669290]

約数ペア:

[(1, 123669290), (2, 61834645), (5, 24733858), (10, 12366929), (19, 6508910), (38, 3254455), (43, 2876030), (86, 1438015), (95, 1301782), (190, 650891), (215, 575206), (430, 287603), (817, 151370), (1634, 75685), (4085, 30274), (8170, 15137)]