2994291080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{76463}}^1$

素因数の和:76574

約数の個数: 64

約数和(自身を含む): 7432300800

約数和(自身を除く): 4438009720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 89, 110, 178, 220, 356, 440, 445, 712, 890, 979, 1780, 1958, 3560, 3916, 4895, 7832, 9790, 19580, 39160, 76463, 152926, 305852, 382315, 611704, 764630, 841093, 1529260, 1682186, 3058520, 3364372, 4205465, 6728744, 6805207, 8410930, 13610414, 16821860, 27220828, 33643720, 34026035, 54441656, 68052070, 74857277, 136104140, 149714554, 272208280, 299429108, 374286385, 598858216, 748572770, 1497145540, 2994291080]

約数ペア:

[(1, 2994291080), (2, 1497145540), (4, 748572770), (5, 598858216), (8, 374286385), (10, 299429108), (11, 272208280), (20, 149714554), (22, 136104140), (40, 74857277), (44, 68052070), (55, 54441656), (88, 34026035), (89, 33643720), (110, 27220828), (178, 16821860), (220, 13610414), (356, 8410930), (440, 6805207), (445, 6728744), (712, 4205465), (890, 3364372), (979, 3058520), (1780, 1682186), (1958, 1529260), (3560, 841093), (3916, 764630), (4895, 611704), (7832, 382315), (9790, 305852), (19580, 152926), (39160, 76463)]