12496840

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{4663}}^1$

素因数の和:4741

約数の個数: 32

約数和(自身を含む): 28543680

約数和(自身を除く): 16046840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 4663, 9326, 18652, 23315, 37304, 46630, 93260, 186520, 312421, 624842, 1249684, 1562105, 2499368, 3124210, 6248420, 12496840]

約数ペア:

[(1, 12496840), (2, 6248420), (4, 3124210), (5, 2499368), (8, 1562105), (10, 1249684), (20, 624842), (40, 312421), (67, 186520), (134, 93260), (268, 46630), (335, 37304), (536, 23315), (670, 18652), (1340, 9326), (2680, 4663)]