20121032435

素因数分解:

$5^1\times 7^2\times {\mathrm{223}}^1\times {\mathrm{257}}^1\times {\mathrm{1433}}^1$

素因数の和:1932

約数の個数: 48

約数和(自身を含む): 28342814976

約数和(自身を除く): 8221782541

約数列:

[1, 5, 7, 35, 49, 223, 245, 257, 1115, 1285, 1433, 1561, 1799, 7165, 7805, 8995, 10031, 10927, 12593, 50155, 54635, 57311, 62965, 70217, 286555, 319559, 351085, 368281, 401177, 1597795, 1841405, 2005885, 2236913, 2577967, 2808239, 11184565, 12889835, 14041195, 15658391, 18045769, 78291955, 82126663, 90228845, 410633315, 574886641, 2874433205, 4024206487, 20121032435]

約数ペア:

[(1, 20121032435), (5, 4024206487), (7, 2874433205), (35, 574886641), (49, 410633315), (223, 90228845), (245, 82126663), (257, 78291955), (1115, 18045769), (1285, 15658391), (1433, 14041195), (1561, 12889835), (1799, 11184565), (7165, 2808239), (7805, 2577967), (8995, 2236913), (10031, 2005885), (10927, 1841405), (12593, 1597795), (50155, 401177), (54635, 368281), (57311, 351085), (62965, 319559), (70217, 286555)]