13684120

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2179}}^1$

素因数の和:2347

約数の個数: 32

約数和(自身を含む): 30999600

約数和(自身を除く): 17315480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 2179, 3140, 4358, 6280, 8716, 10895, 17432, 21790, 43580, 87160, 342103, 684206, 1368412, 1710515, 2736824, 3421030, 6842060, 13684120]

約数ペア:

[(1, 13684120), (2, 6842060), (4, 3421030), (5, 2736824), (8, 1710515), (10, 1368412), (20, 684206), (40, 342103), (157, 87160), (314, 43580), (628, 21790), (785, 17432), (1256, 10895), (1570, 8716), (2179, 6280), (3140, 4358)]