310970

素因数分解:

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

素因数の和:286

約数の個数: 24

約数和(自身を含む): 617652

約数和(自身を除く): 306682

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 257, 514, 605, 1210, 1285, 2570, 2827, 5654, 14135, 28270, 31097, 62194, 155485, 310970]

約数ペア:

[(1, 310970), (2, 155485), (5, 62194), (10, 31097), (11, 28270), (22, 14135), (55, 5654), (110, 2827), (121, 2570), (242, 1285), (257, 1210), (514, 605)]