124736980

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{145043}}^1$

素因数の和:145095

約数の個数: 24

約数和(自身を含む): 268041312

約数和(自身を除く): 143304332

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 145043, 290086, 580172, 725215, 1450430, 2900860, 6236849, 12473698, 24947396, 31184245, 62368490, 124736980]

約数ペア:

[(1, 124736980), (2, 62368490), (4, 31184245), (5, 24947396), (10, 12473698), (20, 6236849), (43, 2900860), (86, 1450430), (172, 725215), (215, 580172), (430, 290086), (860, 145043)]