8994280

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3167}}^1$

素因数の和:3249

約数の個数: 32

約数和(自身を含む): 20528640

約数和(自身を除く): 11534360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 3167, 6334, 12668, 15835, 25336, 31670, 63340, 126680, 224857, 449714, 899428, 1124285, 1798856, 2248570, 4497140, 8994280]

約数ペア:

[(1, 8994280), (2, 4497140), (4, 2248570), (5, 1798856), (8, 1124285), (10, 899428), (20, 449714), (40, 224857), (71, 126680), (142, 63340), (284, 31670), (355, 25336), (568, 15835), (710, 12668), (1420, 6334), (2840, 3167)]