2176790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{257}}^1$

素因数の和:293

約数の個数: 48

約数和(自身を含む): 4941216

約数和(自身を除く): 2764426

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 121, 154, 242, 257, 385, 514, 605, 770, 847, 1210, 1285, 1694, 1799, 2570, 2827, 3598, 4235, 5654, 8470, 8995, 14135, 17990, 19789, 28270, 31097, 39578, 62194, 98945, 155485, 197890, 217679, 310970, 435358, 1088395, 2176790]

約数ペア:

[(1, 2176790), (2, 1088395), (5, 435358), (7, 310970), (10, 217679), (11, 197890), (14, 155485), (22, 98945), (35, 62194), (55, 39578), (70, 31097), (77, 28270), (110, 19789), (121, 17990), (154, 14135), (242, 8995), (257, 8470), (385, 5654), (514, 4235), (605, 3598), (770, 2827), (847, 2570), (1210, 1799), (1285, 1694)]