2017998800

素因数分解:

$2^4\times 5^2\times {\mathrm{5044997}}^1$

素因数の和:5045015

約数の個数: 30

約数和(自身を含む): 4848243078

約数和(自身を除く): 2830244278

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 5044997, 10089994, 20179988, 25224985, 40359976, 50449970, 80719952, 100899940, 126124925, 201799880, 252249850, 403599760, 504499700, 1008999400, 2017998800]

約数ペア:

[(1, 2017998800), (2, 1008999400), (4, 504499700), (5, 403599760), (8, 252249850), (10, 201799880), (16, 126124925), (20, 100899940), (25, 80719952), (40, 50449970), (50, 40359976), (80, 25224985), (100, 20179988), (200, 10089994), (400, 5044997)]