2540860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{18149}}^1$

素因数の和:18165

約数の個数: 24

約数和(自身を含む): 6098400

約数和(自身を除く): 3557540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 18149, 36298, 72596, 90745, 127043, 181490, 254086, 362980, 508172, 635215, 1270430, 2540860]

約数ペア:

[(1, 2540860), (2, 1270430), (4, 635215), (5, 508172), (7, 362980), (10, 254086), (14, 181490), (20, 127043), (28, 90745), (35, 72596), (70, 36298), (140, 18149)]