2786620

素因数分解:

$2^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{503}}^1$

素因数の和:789

約数の個数: 24

約数和(自身を含む): 5884704

約数和(自身を除く): 3098084

約数列:

[1, 2, 4, 5, 10, 20, 277, 503, 554, 1006, 1108, 1385, 2012, 2515, 2770, 5030, 5540, 10060, 139331, 278662, 557324, 696655, 1393310, 2786620]

約数ペア:

[(1, 2786620), (2, 1393310), (4, 696655), (5, 557324), (10, 278662), (20, 139331), (277, 10060), (503, 5540), (554, 5030), (1006, 2770), (1108, 2515), (1385, 2012)]