28757940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{479299}}^1$

素因数の和:479311

約数の個数: 24

約数和(自身を含む): 80522400

約数和(自身を除く): 51764460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 479299, 958598, 1437897, 1917196, 2396495, 2875794, 4792990, 5751588, 7189485, 9585980, 14378970, 28757940]

約数ペア:

[(1, 28757940), (2, 14378970), (3, 9585980), (4, 7189485), (5, 5751588), (6, 4792990), (10, 2875794), (12, 2396495), (15, 1917196), (20, 1437897), (30, 958598), (60, 479299)]