2487959930

素因数分解:

$2^1\times 5^1\times {\mathrm{1777}}^1\times {\mathrm{140009}}^1$

素因数の和:141793

約数の個数: 16

約数和(自身を含む): 4480880040

約数和(自身を除く): 1992920110

約数列:

[1, 2, 5, 10, 1777, 3554, 8885, 17770, 140009, 280018, 700045, 1400090, 248795993, 497591986, 1243979965, 2487959930]

約数ペア:

[(1, 2487959930), (2, 1243979965), (5, 497591986), (10, 248795993), (1777, 1400090), (3554, 700045), (8885, 280018), (17770, 140009)]