3986940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{66449}}^1$

素因数の和:66461

約数の個数: 24

約数和(自身を含む): 11163600

約数和(自身を除く): 7176660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 66449, 132898, 199347, 265796, 332245, 398694, 664490, 797388, 996735, 1328980, 1993470, 3986940]

約数ペア:

[(1, 3986940), (2, 1993470), (3, 1328980), (4, 996735), (5, 797388), (6, 664490), (10, 398694), (12, 332245), (15, 265796), (20, 199347), (30, 132898), (60, 66449)]