30989330

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{39227}}^1$

素因数の和:39313

約数の個数: 16

約数和(自身を含む): 56488320

約数和(自身を除く): 25498990

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 39227, 78454, 196135, 392270, 3098933, 6197866, 15494665, 30989330]

約数ペア:

[(1, 30989330), (2, 15494665), (5, 6197866), (10, 3098933), (79, 392270), (158, 196135), (395, 78454), (790, 39227)]