131346940

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{152729}}^1$

素因数の和:152781

約数の個数: 24

約数和(自身を含む): 282245040

約数和(自身を除く): 150898100

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 152729, 305458, 610916, 763645, 1527290, 3054580, 6567347, 13134694, 26269388, 32836735, 65673470, 131346940]

約数ペア:

[(1, 131346940), (2, 65673470), (4, 32836735), (5, 26269388), (10, 13134694), (20, 6567347), (43, 3054580), (86, 1527290), (172, 763645), (215, 610916), (430, 305458), (860, 152729)]