8624080

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:188

約数の個数: 80

約数和(自身を含む): 21605760

約数和(自身を除く): 12981680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 43, 46, 80, 86, 92, 109, 115, 172, 184, 215, 218, 230, 344, 368, 430, 436, 460, 545, 688, 860, 872, 920, 989, 1090, 1720, 1744, 1840, 1978, 2180, 2507, 3440, 3956, 4360, 4687, 4945, 5014, 7912, 8720, 9374, 9890, 10028, 12535, 15824, 18748, 19780, 20056, 23435, 25070, 37496, 39560, 40112, 46870, 50140, 74992, 79120, 93740, 100280, 107801, 187480, 200560, 215602, 374960, 431204, 539005, 862408, 1078010, 1724816, 2156020, 4312040, 8624080]

約数ペア:

[(1, 8624080), (2, 4312040), (4, 2156020), (5, 1724816), (8, 1078010), (10, 862408), (16, 539005), (20, 431204), (23, 374960), (40, 215602), (43, 200560), (46, 187480), (80, 107801), (86, 100280), (92, 93740), (109, 79120), (115, 74992), (172, 50140), (184, 46870), (215, 40112), (218, 39560), (230, 37496), (344, 25070), (368, 23435), (430, 20056), (436, 19780), (460, 18748), (545, 15824), (688, 12535), (860, 10028), (872, 9890), (920, 9374), (989, 8720), (1090, 7912), (1720, 5014), (1744, 4945), (1840, 4687), (1978, 4360), (2180, 3956), (2507, 3440)]