1980860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{14149}}^1$

素因数の和:14165

約数の個数: 24

約数和(自身を含む): 4754400

約数和(自身を除く): 2773540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 14149, 28298, 56596, 70745, 99043, 141490, 198086, 282980, 396172, 495215, 990430, 1980860]

約数ペア:

[(1, 1980860), (2, 990430), (4, 495215), (5, 396172), (7, 282980), (10, 198086), (14, 141490), (20, 99043), (28, 70745), (35, 56596), (70, 28298), (140, 14149)]