51248140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{111409}}^1$

素因数の和:111441

約数の個数: 24

約数和(自身を含む): 112301280

約数和(自身を除く): 61053140

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 111409, 222818, 445636, 557045, 1114090, 2228180, 2562407, 5124814, 10249628, 12812035, 25624070, 51248140]

約数ペア:

[(1, 51248140), (2, 25624070), (4, 12812035), (5, 10249628), (10, 5124814), (20, 2562407), (23, 2228180), (46, 1114090), (92, 557045), (115, 445636), (230, 222818), (460, 111409)]