2007377480

素因数分解:

$2^3\times 5^1\times {\mathrm{2753}}^1\times {\mathrm{18229}}^1$

素因数の和:20993

約数の個数: 32

約数和(自身を含む): 4518487800

約数和(自身を除く): 2511110320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2753, 5506, 11012, 13765, 18229, 22024, 27530, 36458, 55060, 72916, 91145, 110120, 145832, 182290, 364580, 729160, 50184437, 100368874, 200737748, 250922185, 401475496, 501844370, 1003688740, 2007377480]

約数ペア:

[(1, 2007377480), (2, 1003688740), (4, 501844370), (5, 401475496), (8, 250922185), (10, 200737748), (20, 100368874), (40, 50184437), (2753, 729160), (5506, 364580), (11012, 182290), (13765, 145832), (18229, 110120), (22024, 91145), (27530, 72916), (36458, 55060)]