328580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2347}}^1$

素因数の和:2363

約数の個数: 24

約数和(自身を含む): 788928

約数和(自身を除く): 460348

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2347, 4694, 9388, 11735, 16429, 23470, 32858, 46940, 65716, 82145, 164290, 328580]

約数ペア:

[(1, 328580), (2, 164290), (4, 82145), (5, 65716), (7, 46940), (10, 32858), (14, 23470), (20, 16429), (28, 11735), (35, 9388), (70, 4694), (140, 2347)]