25856940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{430949}}^1$

素因数の和:430961

約数の個数: 24

約数和(自身を含む): 72399600

約数和(自身を除く): 46542660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 430949, 861898, 1292847, 1723796, 2154745, 2585694, 4309490, 5171388, 6464235, 8618980, 12928470, 25856940]

約数ペア:

[(1, 25856940), (2, 12928470), (3, 8618980), (4, 6464235), (5, 5171388), (6, 4309490), (10, 2585694), (12, 2154745), (15, 1723796), (20, 1292847), (30, 861898), (60, 430949)]