12356480

素因数分解:

$2^7\times 5^1\times {\mathrm{43}}^1\times {\mathrm{449}}^1$

素因数の和:511

約数の個数: 64

約数和(自身を含む): 30294000

約数和(自身を除く): 17937520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 320, 344, 430, 449, 640, 688, 860, 898, 1376, 1720, 1796, 2245, 2752, 3440, 3592, 4490, 5504, 6880, 7184, 8980, 13760, 14368, 17960, 19307, 27520, 28736, 35920, 38614, 57472, 71840, 77228, 96535, 143680, 154456, 193070, 287360, 308912, 386140, 617824, 772280, 1235648, 1544560, 2471296, 3089120, 6178240, 12356480]

約数ペア:

[(1, 12356480), (2, 6178240), (4, 3089120), (5, 2471296), (8, 1544560), (10, 1235648), (16, 772280), (20, 617824), (32, 386140), (40, 308912), (43, 287360), (64, 193070), (80, 154456), (86, 143680), (128, 96535), (160, 77228), (172, 71840), (215, 57472), (320, 38614), (344, 35920), (430, 28736), (449, 27520), (640, 19307), (688, 17960), (860, 14368), (898, 13760), (1376, 8980), (1720, 7184), (1796, 6880), (2245, 5504), (2752, 4490), (3440, 3592)]