13417640

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3769}}^1$

素因数の和:3869

約数の個数: 32

約数和(自身を含む): 30537000

約数和(自身を除く): 17119360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 3769, 7538, 15076, 18845, 30152, 37690, 75380, 150760, 335441, 670882, 1341764, 1677205, 2683528, 3354410, 6708820, 13417640]

約数ペア:

[(1, 13417640), (2, 6708820), (4, 3354410), (5, 2683528), (8, 1677205), (10, 1341764), (20, 670882), (40, 335441), (89, 150760), (178, 75380), (356, 37690), (445, 30152), (712, 18845), (890, 15076), (1780, 7538), (3560, 3769)]