1101580420

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{276779}}^1$

素因数の和:276987

約数の個数: 24

約数和(自身を含む): 2324952000

約数和(自身を除く): 1223371580

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 276779, 553558, 1107116, 1383895, 2767790, 5535580, 55079021, 110158042, 220316084, 275395105, 550790210, 1101580420]

約数ペア:

[(1, 1101580420), (2, 550790210), (4, 275395105), (5, 220316084), (10, 110158042), (20, 55079021), (199, 5535580), (398, 2767790), (796, 1383895), (995, 1107116), (1990, 553558), (3980, 276779)]