205207840

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{55763}}^1$

素因数の和:55801

約数の個数: 48

約数和(自身を含む): 505891008

約数和(自身を除く): 300683168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 736, 920, 1840, 3680, 55763, 111526, 223052, 278815, 446104, 557630, 892208, 1115260, 1282549, 1784416, 2230520, 2565098, 4461040, 5130196, 6412745, 8922080, 10260392, 12825490, 20520784, 25650980, 41041568, 51301960, 102603920, 205207840]

約数ペア:

[(1, 205207840), (2, 102603920), (4, 51301960), (5, 41041568), (8, 25650980), (10, 20520784), (16, 12825490), (20, 10260392), (23, 8922080), (32, 6412745), (40, 5130196), (46, 4461040), (80, 2565098), (92, 2230520), (115, 1784416), (160, 1282549), (184, 1115260), (230, 892208), (368, 557630), (460, 446104), (736, 278815), (920, 223052), (1840, 111526), (3680, 55763)]