455954780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{6217}}^1$

素因数の和:6438

約数の個数: 48

約数和(自身を含む): 1013285280

約数和(自身を除く): 557330500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 193, 380, 386, 772, 965, 1930, 3667, 3860, 6217, 7334, 12434, 14668, 18335, 24868, 31085, 36670, 62170, 73340, 118123, 124340, 236246, 472492, 590615, 1181230, 1199881, 2362460, 2399762, 4799524, 5999405, 11998810, 22797739, 23997620, 45595478, 91190956, 113988695, 227977390, 455954780]

約数ペア:

[(1, 455954780), (2, 227977390), (4, 113988695), (5, 91190956), (10, 45595478), (19, 23997620), (20, 22797739), (38, 11998810), (76, 5999405), (95, 4799524), (190, 2399762), (193, 2362460), (380, 1199881), (386, 1181230), (772, 590615), (965, 472492), (1930, 236246), (3667, 124340), (3860, 118123), (6217, 73340), (7334, 62170), (12434, 36670), (14668, 31085), (18335, 24868)]