20170430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{1493}}^1$

素因数の和:1700

約数の個数: 32

約数和(自身を含む): 41736384

約数和(自身を除く): 21565954

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 193, 386, 965, 1351, 1493, 1930, 2702, 2986, 6755, 7465, 10451, 13510, 14930, 20902, 52255, 104510, 288149, 576298, 1440745, 2017043, 2881490, 4034086, 10085215, 20170430]

約数ペア:

[(1, 20170430), (2, 10085215), (5, 4034086), (7, 2881490), (10, 2017043), (14, 1440745), (35, 576298), (70, 288149), (193, 104510), (386, 52255), (965, 20902), (1351, 14930), (1493, 13510), (1930, 10451), (2702, 7465), (2986, 6755)]