492050740

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{491}}^1\times {\mathrm{563}}^1$

素因数の和:1152

約数の個数: 48

約数和(自身を含む): 1048904640

約数和(自身を除く): 556853900

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 491, 563, 890, 982, 1126, 1780, 1964, 2252, 2455, 2815, 4910, 5630, 9820, 11260, 43699, 50107, 87398, 100214, 174796, 200428, 218495, 250535, 276433, 436990, 501070, 552866, 873980, 1002140, 1105732, 1382165, 2764330, 5528660, 24602537, 49205074, 98410148, 123012685, 246025370, 492050740]

約数ペア:

[(1, 492050740), (2, 246025370), (4, 123012685), (5, 98410148), (10, 49205074), (20, 24602537), (89, 5528660), (178, 2764330), (356, 1382165), (445, 1105732), (491, 1002140), (563, 873980), (890, 552866), (982, 501070), (1126, 436990), (1780, 276433), (1964, 250535), (2252, 218495), (2455, 200428), (2815, 174796), (4910, 100214), (5630, 87398), (9820, 50107), (11260, 43699)]