2006131645

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{28001}}^1$

素因数の和:28125

約数の個数: 32

約数和(自身を含む): 2903247360

約数和(自身を除く): 897115715

約数列:

[1, 5, 7, 23, 35, 89, 115, 161, 445, 623, 805, 2047, 3115, 10235, 14329, 28001, 71645, 140005, 196007, 644023, 980035, 2492089, 3220115, 4508161, 12460445, 17444623, 22540805, 57318047, 87223115, 286590235, 401226329, 2006131645]

約数ペア:

[(1, 2006131645), (5, 401226329), (7, 286590235), (23, 87223115), (35, 57318047), (89, 22540805), (115, 17444623), (161, 12460445), (445, 4508161), (623, 3220115), (805, 2492089), (2047, 980035), (3115, 644023), (10235, 196007), (14329, 140005), (28001, 71645)]