2018579840

素因数分解:

$2^7\times 5^1\times {\mathrm{3154031}}^1$

素因数の和:3154050

約数の個数: 32

約数和(自身を含む): 4825668960

約数和(自身を除く): 2807089120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 3154031, 6308062, 12616124, 15770155, 25232248, 31540310, 50464496, 63080620, 100928992, 126161240, 201857984, 252322480, 403715968, 504644960, 1009289920, 2018579840]

約数ペア:

[(1, 2018579840), (2, 1009289920), (4, 504644960), (5, 403715968), (8, 252322480), (10, 201857984), (16, 126161240), (20, 100928992), (32, 63080620), (40, 50464496), (64, 31540310), (80, 25232248), (128, 15770155), (160, 12616124), (320, 6308062), (640, 3154031)]