206710030

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1\times {\mathrm{743}}^1$

素因数の和:1440

約数の個数: 32

約数和(自身を含む): 381832704

約数和(自身を除く): 175122674

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 647, 743, 1294, 1486, 3235, 3715, 6470, 7430, 27821, 31949, 55642, 63898, 139105, 159745, 278210, 319490, 480721, 961442, 2403605, 4807210, 20671003, 41342006, 103355015, 206710030]

約数ペア:

[(1, 206710030), (2, 103355015), (5, 41342006), (10, 20671003), (43, 4807210), (86, 2403605), (215, 961442), (430, 480721), (647, 319490), (743, 278210), (1294, 159745), (1486, 139105), (3235, 63898), (3715, 55642), (6470, 31949), (7430, 27821)]