40854580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157133}}^1$

素因数の和:157155

約数の個数: 24

約数和(自身を含む): 92394792

約数和(自身を除く): 51540212

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 157133, 314266, 628532, 785665, 1571330, 2042729, 3142660, 4085458, 8170916, 10213645, 20427290, 40854580]

約数ペア:

[(1, 40854580), (2, 20427290), (4, 10213645), (5, 8170916), (10, 4085458), (13, 3142660), (20, 2042729), (26, 1571330), (52, 785665), (65, 628532), (130, 314266), (260, 157133)]