16128140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{115201}}^1$

素因数の和:115217

約数の個数: 24

約数和(自身を含む): 38707872

約数和(自身を除く): 22579732

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 115201, 230402, 460804, 576005, 806407, 1152010, 1612814, 2304020, 3225628, 4032035, 8064070, 16128140]

約数ペア:

[(1, 16128140), (2, 8064070), (4, 4032035), (5, 3225628), (7, 2304020), (10, 1612814), (14, 1152010), (20, 806407), (28, 576005), (35, 460804), (70, 230402), (140, 115201)]