8257480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{383}}^1$

素因数の和:419

約数の個数: 96

約数和(自身を含む): 23639040

約数和(自身を除く): 15381560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 88, 98, 110, 140, 154, 196, 220, 245, 280, 308, 383, 385, 392, 440, 490, 539, 616, 766, 770, 980, 1078, 1532, 1540, 1915, 1960, 2156, 2681, 2695, 3064, 3080, 3830, 4213, 4312, 5362, 5390, 7660, 8426, 10724, 10780, 13405, 15320, 16852, 18767, 21065, 21448, 21560, 26810, 29491, 33704, 37534, 42130, 53620, 58982, 75068, 84260, 93835, 107240, 117964, 147455, 150136, 168520, 187670, 206437, 235928, 294910, 375340, 412874, 589820, 750680, 825748, 1032185, 1179640, 1651496, 2064370, 4128740, 8257480]

約数ペア:

[(1, 8257480), (2, 4128740), (4, 2064370), (5, 1651496), (7, 1179640), (8, 1032185), (10, 825748), (11, 750680), (14, 589820), (20, 412874), (22, 375340), (28, 294910), (35, 235928), (40, 206437), (44, 187670), (49, 168520), (55, 150136), (56, 147455), (70, 117964), (77, 107240), (88, 93835), (98, 84260), (110, 75068), (140, 58982), (154, 53620), (196, 42130), (220, 37534), (245, 33704), (280, 29491), (308, 26810), (383, 21560), (385, 21448), (392, 21065), (440, 18767), (490, 16852), (539, 15320), (616, 13405), (766, 10780), (770, 10724), (980, 8426), (1078, 7660), (1532, 5390), (1540, 5362), (1915, 4312), (1960, 4213), (2156, 3830), (2681, 3080), (2695, 3064)]