38839780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{277427}}^1$

素因数の和:277443

約数の個数: 24

約数和(自身を含む): 93215808

約数和(自身を除く): 54376028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 277427, 554854, 1109708, 1387135, 1941989, 2774270, 3883978, 5548540, 7767956, 9709945, 19419890, 38839780]

約数ペア:

[(1, 38839780), (2, 19419890), (4, 9709945), (5, 7767956), (7, 5548540), (10, 3883978), (14, 2774270), (20, 1941989), (28, 1387135), (35, 1109708), (70, 554854), (140, 277427)]