201797720

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{47149}}^1$

素因数の和:47267

約数の個数: 32

約数和(自身を含む): 458298000

約数和(自身を除く): 256500280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 47149, 94298, 188596, 235745, 377192, 471490, 942980, 1885960, 5044943, 10089886, 20179772, 25224715, 40359544, 50449430, 100898860, 201797720]

約数ペア:

[(1, 201797720), (2, 100898860), (4, 50449430), (5, 40359544), (8, 25224715), (10, 20179772), (20, 10089886), (40, 5044943), (107, 1885960), (214, 942980), (428, 471490), (535, 377192), (856, 235745), (1070, 188596), (2140, 94298), (4280, 47149)]