40720528

素因数分解:

$2^4\times {\mathrm{457}}^1\times {\mathrm{5569}}^1$

素因数の和:6034

約数の個数: 20

約数和(自身を含む): 79082860

約数和(自身を除く): 38362332

約数列:

[1, 2, 4, 8, 16, 457, 914, 1828, 3656, 5569, 7312, 11138, 22276, 44552, 89104, 2545033, 5090066, 10180132, 20360264, 40720528]

約数ペア:

[(1, 40720528), (2, 20360264), (4, 10180132), (8, 5090066), (16, 2545033), (457, 89104), (914, 44552), (1828, 22276), (3656, 11138), (5569, 7312)]