307589740

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{439}}^1\times {\mathrm{661}}^1$

素因数の和:1162

約数の個数: 48

約数和(自身を含む): 660623040

約数和(自身を除く): 353033300

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 439, 530, 661, 878, 1060, 1322, 1756, 2195, 2644, 3305, 4390, 6610, 8780, 13220, 23267, 35033, 46534, 70066, 93068, 116335, 140132, 175165, 232670, 290179, 350330, 465340, 580358, 700660, 1160716, 1450895, 2901790, 5803580, 15379487, 30758974, 61517948, 76897435, 153794870, 307589740]

約数ペア:

[(1, 307589740), (2, 153794870), (4, 76897435), (5, 61517948), (10, 30758974), (20, 15379487), (53, 5803580), (106, 2901790), (212, 1450895), (265, 1160716), (439, 700660), (530, 580358), (661, 465340), (878, 350330), (1060, 290179), (1322, 232670), (1756, 175165), (2195, 140132), (2644, 116335), (3305, 93068), (4390, 70066), (6610, 46534), (8780, 35033), (13220, 23267)]