815511130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{563}}^1\times {\mathrm{20693}}^1$

素因数の和:21270

約数の個数: 32

約数和(自身を含む): 1680683904

約数和(自身を除く): 865172774

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 563, 1126, 2815, 3941, 5630, 7882, 19705, 20693, 39410, 41386, 103465, 144851, 206930, 289702, 724255, 1448510, 11650159, 23300318, 58250795, 81551113, 116501590, 163102226, 407755565, 815511130]

約数ペア:

[(1, 815511130), (2, 407755565), (5, 163102226), (7, 116501590), (10, 81551113), (14, 58250795), (35, 23300318), (70, 11650159), (563, 1448510), (1126, 724255), (2815, 289702), (3941, 206930), (5630, 144851), (7882, 103465), (19705, 41386), (20693, 39410)]