8354560

素因数分解:

$2^8\times 5^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:189

約数の個数: 72

約数和(自身を含む): 20529936

約数和(自身を除く): 12175376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 107, 122, 128, 160, 214, 244, 256, 305, 320, 428, 488, 535, 610, 640, 856, 976, 1070, 1220, 1280, 1712, 1952, 2140, 2440, 3424, 3904, 4280, 4880, 6527, 6848, 7808, 8560, 9760, 13054, 13696, 15616, 17120, 19520, 26108, 27392, 32635, 34240, 39040, 52216, 65270, 68480, 78080, 104432, 130540, 136960, 208864, 261080, 417728, 522160, 835456, 1044320, 1670912, 2088640, 4177280, 8354560]

約数ペア:

[(1, 8354560), (2, 4177280), (4, 2088640), (5, 1670912), (8, 1044320), (10, 835456), (16, 522160), (20, 417728), (32, 261080), (40, 208864), (61, 136960), (64, 130540), (80, 104432), (107, 78080), (122, 68480), (128, 65270), (160, 52216), (214, 39040), (244, 34240), (256, 32635), (305, 27392), (320, 26108), (428, 19520), (488, 17120), (535, 15616), (610, 13696), (640, 13054), (856, 9760), (976, 8560), (1070, 7808), (1220, 6848), (1280, 6527), (1712, 4880), (1952, 4280), (2140, 3904), (2440, 3424)]