2018202280

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{253543}}^1$

素因数の和:253753

約数の個数: 32

約数和(自身を含む): 4563792000

約数和(自身を除く): 2545589720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 3980, 7960, 253543, 507086, 1014172, 1267715, 2028344, 2535430, 5070860, 10141720, 50455057, 100910114, 201820228, 252275285, 403640456, 504550570, 1009101140, 2018202280]

約数ペア:

[(1, 2018202280), (2, 1009101140), (4, 504550570), (5, 403640456), (8, 252275285), (10, 201820228), (20, 100910114), (40, 50455057), (199, 10141720), (398, 5070860), (796, 2535430), (995, 2028344), (1592, 1267715), (1990, 1014172), (3980, 507086), (7960, 253543)]