29939140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19441}}^1$

素因数の和:19468

約数の個数: 48

約数和(自身を含む): 78390144

約数和(自身を除く): 48451004

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 19441, 38882, 77764, 97205, 136087, 194410, 213851, 272174, 388820, 427702, 544348, 680435, 855404, 1069255, 1360870, 1496957, 2138510, 2721740, 2993914, 4277020, 5987828, 7484785, 14969570, 29939140]

約数ペア:

[(1, 29939140), (2, 14969570), (4, 7484785), (5, 5987828), (7, 4277020), (10, 2993914), (11, 2721740), (14, 2138510), (20, 1496957), (22, 1360870), (28, 1069255), (35, 855404), (44, 680435), (55, 544348), (70, 427702), (77, 388820), (110, 272174), (140, 213851), (154, 194410), (220, 136087), (308, 97205), (385, 77764), (770, 38882), (1540, 19441)]