3153820

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2221}}^1$

素因数の和:2301

約数の個数: 24

約数和(自身を含む): 6719328

約数和(自身を除く): 3565508

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 2221, 4442, 8884, 11105, 22210, 44420, 157691, 315382, 630764, 788455, 1576910, 3153820]

約数ペア:

[(1, 3153820), (2, 1576910), (4, 788455), (5, 630764), (10, 315382), (20, 157691), (71, 44420), (142, 22210), (284, 11105), (355, 8884), (710, 4442), (1420, 2221)]