28125130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{13457}}^1$

素因数の和:13494

約数の個数: 32

約数和(自身を含む): 58138560

約数和(自身を除く): 30013430

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 13457, 26914, 67285, 134570, 148027, 255683, 296054, 511366, 740135, 1278415, 1480270, 2556830, 2812513, 5625026, 14062565, 28125130]

約数ペア:

[(1, 28125130), (2, 14062565), (5, 5625026), (10, 2812513), (11, 2556830), (19, 1480270), (22, 1278415), (38, 740135), (55, 511366), (95, 296054), (110, 255683), (190, 148027), (209, 134570), (418, 67285), (1045, 26914), (2090, 13457)]