672872860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{6967}}^1$

素因数の和:7426

約数の個数: 48

約数和(自身を含む): 1545223680

約数和(自身を除く): 872350820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 439, 878, 1756, 2195, 4390, 4829, 6967, 8780, 9658, 13934, 19316, 24145, 27868, 34835, 48290, 69670, 76637, 96580, 139340, 153274, 306548, 383185, 766370, 1532740, 3058513, 6117026, 12234052, 15292565, 30585130, 33643643, 61170260, 67287286, 134574572, 168218215, 336436430, 672872860]

約数ペア:

[(1, 672872860), (2, 336436430), (4, 168218215), (5, 134574572), (10, 67287286), (11, 61170260), (20, 33643643), (22, 30585130), (44, 15292565), (55, 12234052), (110, 6117026), (220, 3058513), (439, 1532740), (878, 766370), (1756, 383185), (2195, 306548), (4390, 153274), (4829, 139340), (6967, 96580), (8780, 76637), (9658, 69670), (13934, 48290), (19316, 34835), (24145, 27868)]