207808580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1484347}}^1$

素因数の和:1484363

約数の個数: 24

約数和(自身を含む): 498740928

約数和(自身を除く): 290932348

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1484347, 2968694, 5937388, 7421735, 10390429, 14843470, 20780858, 29686940, 41561716, 51952145, 103904290, 207808580]

約数ペア:

[(1, 207808580), (2, 103904290), (4, 51952145), (5, 41561716), (7, 29686940), (10, 20780858), (14, 14843470), (20, 10390429), (28, 7421735), (35, 5937388), (70, 2968694), (140, 1484347)]