2009497285

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{3539}}^1$

素因数の和:3745

約数の個数: 32

約数和(自身を含む): 2616768000

約数和(自身を除く): 607270715

約数列:

[1, 5, 19, 43, 95, 139, 215, 695, 817, 2641, 3539, 4085, 5977, 13205, 17695, 29885, 67241, 113563, 152177, 336205, 491921, 567815, 760885, 2459605, 2891363, 9346499, 14456815, 21152603, 46732495, 105763015, 401899457, 2009497285]

約数ペア:

[(1, 2009497285), (5, 401899457), (19, 105763015), (43, 46732495), (95, 21152603), (139, 14456815), (215, 9346499), (695, 2891363), (817, 2459605), (2641, 760885), (3539, 567815), (4085, 491921), (5977, 336205), (13205, 152177), (17695, 113563), (29885, 67241)]