207639620

素因数分解:

$2^2\times 5^1\times {\mathrm{383}}^1\times {\mathrm{27107}}^1$

素因数の和:27499

約数の個数: 24

約数和(自身を含む): 437197824

約数和(自身を除く): 229558204

約数列:

[1, 2, 4, 5, 10, 20, 383, 766, 1532, 1915, 3830, 7660, 27107, 54214, 108428, 135535, 271070, 542140, 10381981, 20763962, 41527924, 51909905, 103819810, 207639620]

約数ペア:

[(1, 207639620), (2, 103819810), (4, 51909905), (5, 41527924), (10, 20763962), (20, 10381981), (383, 542140), (766, 271070), (1532, 135535), (1915, 108428), (3830, 54214), (7660, 27107)]