28703440

素因数分解:

$2^4\times 5^1\times {\mathrm{358793}}^1$

素因数の和:358806

約数の個数: 20

約数和(自身を含む): 66735684

約数和(自身を除く): 38032244

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 358793, 717586, 1435172, 1793965, 2870344, 3587930, 5740688, 7175860, 14351720, 28703440]

約数ペア:

[(1, 28703440), (2, 14351720), (4, 7175860), (5, 5740688), (8, 3587930), (10, 2870344), (16, 1793965), (20, 1435172), (40, 717586), (80, 358793)]