3895640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13913}}^1$

素因数の和:13931

約数の個数: 32

約数和(自身を含む): 10018080

約数和(自身を除く): 6122440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 13913, 27826, 55652, 69565, 97391, 111304, 139130, 194782, 278260, 389564, 486955, 556520, 779128, 973910, 1947820, 3895640]

約数ペア:

[(1, 3895640), (2, 1947820), (4, 973910), (5, 779128), (7, 556520), (8, 486955), (10, 389564), (14, 278260), (20, 194782), (28, 139130), (35, 111304), (40, 97391), (56, 69565), (70, 55652), (140, 27826), (280, 13913)]