2011274840

素因数分解:

$2^3\times 5^1\times {\mathrm{277}}^1\times {\mathrm{181523}}^1$

素因数の和:181811

約数の個数: 32

約数和(自身を含む): 4541730480

約数和(自身を除く): 2530455640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 277, 554, 1108, 1385, 2216, 2770, 5540, 11080, 181523, 363046, 726092, 907615, 1452184, 1815230, 3630460, 7260920, 50281871, 100563742, 201127484, 251409355, 402254968, 502818710, 1005637420, 2011274840]

約数ペア:

[(1, 2011274840), (2, 1005637420), (4, 502818710), (5, 402254968), (8, 251409355), (10, 201127484), (20, 100563742), (40, 50281871), (277, 7260920), (554, 3630460), (1108, 1815230), (1385, 1452184), (2216, 907615), (2770, 726092), (5540, 363046), (11080, 181523)]