30120448

素因数分解:

$2^9\times {\mathrm{89}}^1\times {\mathrm{661}}^1$

素因数の和:768

約数の個数: 40

約数和(自身を含む): 60950340

約数和(自身を除く): 30829892

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 128, 178, 256, 356, 512, 661, 712, 1322, 1424, 2644, 2848, 5288, 5696, 10576, 11392, 21152, 22784, 42304, 45568, 58829, 84608, 117658, 169216, 235316, 338432, 470632, 941264, 1882528, 3765056, 7530112, 15060224, 30120448]

約数ペア:

[(1, 30120448), (2, 15060224), (4, 7530112), (8, 3765056), (16, 1882528), (32, 941264), (64, 470632), (89, 338432), (128, 235316), (178, 169216), (256, 117658), (356, 84608), (512, 58829), (661, 45568), (712, 42304), (1322, 22784), (1424, 21152), (2644, 11392), (2848, 10576), (5288, 5696)]