208614040

素因数分解:

$2^3\times 5^1\times {\mathrm{823}}^1\times {\mathrm{6337}}^1$

素因数の和:7171

約数の個数: 32

約数和(自身を含む): 470026080

約数和(自身を除く): 261412040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 823, 1646, 3292, 4115, 6337, 6584, 8230, 12674, 16460, 25348, 31685, 32920, 50696, 63370, 126740, 253480, 5215351, 10430702, 20861404, 26076755, 41722808, 52153510, 104307020, 208614040]

約数ペア:

[(1, 208614040), (2, 104307020), (4, 52153510), (5, 41722808), (8, 26076755), (10, 20861404), (20, 10430702), (40, 5215351), (823, 253480), (1646, 126740), (3292, 63370), (4115, 50696), (6337, 32920), (6584, 31685), (8230, 25348), (12674, 16460)]