208211020

素因数分解:

$2^2\times 5^1\times {\mathrm{701}}^1\times {\mathrm{14851}}^1$

素因数の和:15561

約数の個数: 24

約数和(自身を含む): 437896368

約数和(自身を除く): 229685348

約数列:

[1, 2, 4, 5, 10, 20, 701, 1402, 2804, 3505, 7010, 14020, 14851, 29702, 59404, 74255, 148510, 297020, 10410551, 20821102, 41642204, 52052755, 104105510, 208211020]

約数ペア:

[(1, 208211020), (2, 104105510), (4, 52052755), (5, 41642204), (10, 20821102), (20, 10410551), (701, 297020), (1402, 148510), (2804, 74255), (3505, 59404), (7010, 29702), (14020, 14851)]