205653560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{734477}}^1$

素因数の和:734495

約数の個数: 32

約数和(自身を含む): 528824160

約数和(自身を除く): 323170600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 734477, 1468954, 2937908, 3672385, 5141339, 5875816, 7344770, 10282678, 14689540, 20565356, 25706695, 29379080, 41130712, 51413390, 102826780, 205653560]

約数ペア:

[(1, 205653560), (2, 102826780), (4, 51413390), (5, 41130712), (7, 29379080), (8, 25706695), (10, 20565356), (14, 14689540), (20, 10282678), (28, 7344770), (35, 5875816), (40, 5141339), (56, 3672385), (70, 2937908), (140, 1468954), (280, 734477)]