8824280

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{1321}}^1$

素因数の和:1499

約数の個数: 32

約数和(自身を含む): 19988640

約数和(自身を除く): 11164360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 835, 1321, 1336, 1670, 2642, 3340, 5284, 6605, 6680, 10568, 13210, 26420, 52840, 220607, 441214, 882428, 1103035, 1764856, 2206070, 4412140, 8824280]

約数ペア:

[(1, 8824280), (2, 4412140), (4, 2206070), (5, 1764856), (8, 1103035), (10, 882428), (20, 441214), (40, 220607), (167, 52840), (334, 26420), (668, 13210), (835, 10568), (1321, 6680), (1336, 6605), (1670, 5284), (2642, 3340)]