389629430

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{16447}}^1$

素因数の和:16580

約数の個数: 32

約数和(自身を含む): 738975744

約数和(自身を除く): 349346314

約数列:

[1, 2, 5, 10, 23, 46, 103, 115, 206, 230, 515, 1030, 2369, 4738, 11845, 16447, 23690, 32894, 82235, 164470, 378281, 756562, 1694041, 1891405, 3388082, 3782810, 8470205, 16940410, 38962943, 77925886, 194814715, 389629430]

約数ペア:

[(1, 389629430), (2, 194814715), (5, 77925886), (10, 38962943), (23, 16940410), (46, 8470205), (103, 3782810), (115, 3388082), (206, 1891405), (230, 1694041), (515, 756562), (1030, 378281), (2369, 164470), (4738, 82235), (11845, 32894), (16447, 23690)]