1942490810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1\times {\mathrm{1097}}^1$

素因数の和:1427

約数の個数: 64

約数和(自身を含む): 3854928672

約数和(自身を除く): 1912437862

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 257, 265, 514, 530, 689, 1097, 1285, 1378, 2194, 2570, 3341, 3445, 5485, 6682, 6890, 10970, 13621, 14261, 16705, 27242, 28522, 33410, 58141, 68105, 71305, 116282, 136210, 142610, 177073, 281929, 290705, 354146, 563858, 581410, 755833, 885365, 1409645, 1511666, 1770730, 2819290, 3665077, 3779165, 7330154, 7558330, 14942237, 18325385, 29884474, 36650770, 74711185, 149422370, 194249081, 388498162, 971245405, 1942490810]

約数ペア:

[(1, 1942490810), (2, 971245405), (5, 388498162), (10, 194249081), (13, 149422370), (26, 74711185), (53, 36650770), (65, 29884474), (106, 18325385), (130, 14942237), (257, 7558330), (265, 7330154), (514, 3779165), (530, 3665077), (689, 2819290), (1097, 1770730), (1285, 1511666), (1378, 1409645), (2194, 885365), (2570, 755833), (3341, 581410), (3445, 563858), (5485, 354146), (6682, 290705), (6890, 281929), (10970, 177073), (13621, 142610), (14261, 136210), (16705, 116282), (27242, 71305), (28522, 68105), (33410, 58141)]