30763180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31391}}^1$

素因数の和:31414

約数の個数: 36

約数和(自身を含む): 75152448

約数和(自身を除く): 44389268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 31391, 62782, 125564, 156955, 219737, 313910, 439474, 627820, 878948, 1098685, 1538159, 2197370, 3076318, 4394740, 6152636, 7690795, 15381590, 30763180]

約数ペア:

[(1, 30763180), (2, 15381590), (4, 7690795), (5, 6152636), (7, 4394740), (10, 3076318), (14, 2197370), (20, 1538159), (28, 1098685), (35, 878948), (49, 627820), (70, 439474), (98, 313910), (140, 219737), (196, 156955), (245, 125564), (490, 62782), (980, 31391)]