55713560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{198977}}^1$

素因数の和:198995

約数の個数: 32

約数和(自身を含む): 143264160

約数和(自身を除く): 87550600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 198977, 397954, 795908, 994885, 1392839, 1591816, 1989770, 2785678, 3979540, 5571356, 6964195, 7959080, 11142712, 13928390, 27856780, 55713560]

約数ペア:

[(1, 55713560), (2, 27856780), (4, 13928390), (5, 11142712), (7, 7959080), (8, 6964195), (10, 5571356), (14, 3979540), (20, 2785678), (28, 1989770), (35, 1591816), (40, 1392839), (56, 994885), (70, 795908), (140, 397954), (280, 198977)]