140919860

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{35407}}^1$

素因数の和:35615

約数の個数: 24

約数和(自身を含む): 297427200

約数和(自身を除く): 156507340

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 35407, 70814, 141628, 177035, 354070, 708140, 7045993, 14091986, 28183972, 35229965, 70459930, 140919860]

約数ペア:

[(1, 140919860), (2, 70459930), (4, 35229965), (5, 28183972), (10, 14091986), (20, 7045993), (199, 708140), (398, 354070), (796, 177035), (995, 141628), (1990, 70814), (3980, 35407)]