1276937420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5804261}}^1$

素因数の和:5804281

約数の個数: 24

約数和(自身を含む): 2925348048

約数和(自身を除く): 1648410628

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 5804261, 11608522, 23217044, 29021305, 58042610, 63846871, 116085220, 127693742, 255387484, 319234355, 638468710, 1276937420]

約数ペア:

[(1, 1276937420), (2, 638468710), (4, 319234355), (5, 255387484), (10, 127693742), (11, 116085220), (20, 63846871), (22, 58042610), (44, 29021305), (55, 23217044), (110, 11608522), (220, 5804261)]