299786690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{20297}}^1$

素因数の和:20522

約数の個数: 32

約数和(自身を含む): 619657344

約数和(自身を除く): 319870654

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 211, 422, 1055, 1477, 2110, 2954, 7385, 14770, 20297, 40594, 101485, 142079, 202970, 284158, 710395, 1420790, 4282667, 8565334, 21413335, 29978669, 42826670, 59957338, 149893345, 299786690]

約数ペア:

[(1, 299786690), (2, 149893345), (5, 59957338), (7, 42826670), (10, 29978669), (14, 21413335), (35, 8565334), (70, 4282667), (211, 1420790), (422, 710395), (1055, 284158), (1477, 202970), (2110, 142079), (2954, 101485), (7385, 40594), (14770, 20297)]