13996940

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{9857}}^1$

素因数の和:9937

約数の個数: 24

約数和(自身を含む): 29810592

約数和(自身を除く): 15813652

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 9857, 19714, 39428, 49285, 98570, 197140, 699847, 1399694, 2799388, 3499235, 6998470, 13996940]

約数ペア:

[(1, 13996940), (2, 6998470), (4, 3499235), (5, 2799388), (10, 1399694), (20, 699847), (71, 197140), (142, 98570), (284, 49285), (355, 39428), (710, 19714), (1420, 9857)]