13128904280

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{3067501}}^1$

素因数の和:3067619

約数の個数: 32

約数和(自身を含む): 29816119440

約数和(自身を除く): 16687215160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 3067501, 6135002, 12270004, 15337505, 24540008, 30675010, 61350020, 122700040, 328222607, 656445214, 1312890428, 1641113035, 2625780856, 3282226070, 6564452140, 13128904280]

約数ペア:

[(1, 13128904280), (2, 6564452140), (4, 3282226070), (5, 2625780856), (8, 1641113035), (10, 1312890428), (20, 656445214), (40, 328222607), (107, 122700040), (214, 61350020), (428, 30675010), (535, 24540008), (856, 15337505), (1070, 12270004), (2140, 6135002), (4280, 3067501)]