4497140

素因数分解:

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

素因数の和:3247

約数の個数: 24

約数和(自身を含む): 9580032

約数和(自身を除く): 5082892

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 3167, 6334, 12668, 15835, 31670, 63340, 224857, 449714, 899428, 1124285, 2248570, 4497140]

約数ペア:

[(1, 4497140), (2, 2248570), (4, 1124285), (5, 899428), (10, 449714), (20, 224857), (71, 63340), (142, 31670), (284, 15835), (355, 12668), (710, 6334), (1420, 3167)]