208079480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{106163}}^1$

素因数の和:106188

約数の個数: 48

約数和(自身を含む): 544621320

約数和(自身を除く): 336541840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 106163, 212326, 424652, 530815, 743141, 849304, 1061630, 1486282, 2123260, 2972564, 3715705, 4246520, 5201987, 5945128, 7431410, 10403974, 14862820, 20807948, 26009935, 29725640, 41615896, 52019870, 104039740, 208079480]

約数ペア:

[(1, 208079480), (2, 104039740), (4, 52019870), (5, 41615896), (7, 29725640), (8, 26009935), (10, 20807948), (14, 14862820), (20, 10403974), (28, 7431410), (35, 5945128), (40, 5201987), (49, 4246520), (56, 3715705), (70, 2972564), (98, 2123260), (140, 1486282), (196, 1061630), (245, 849304), (280, 743141), (392, 530815), (490, 424652), (980, 212326), (1960, 106163)]