421540730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{761}}^1\times {\mathrm{4261}}^1$

素因数の和:5042

約数の個数: 32

約数和(自身を含む): 818406288

約数和(自身を除く): 396865558

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 761, 1522, 3805, 4261, 7610, 8522, 9893, 19786, 21305, 42610, 49465, 55393, 98930, 110786, 276965, 553930, 3242621, 6485242, 16213105, 32426210, 42154073, 84308146, 210770365, 421540730]

約数ペア:

[(1, 421540730), (2, 210770365), (5, 84308146), (10, 42154073), (13, 32426210), (26, 16213105), (65, 6485242), (130, 3242621), (761, 553930), (1522, 276965), (3805, 110786), (4261, 98930), (7610, 55393), (8522, 49465), (9893, 42610), (19786, 21305)]