8415320

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2083}}^1$

素因数の和:2195

約数の個数: 32

約数和(自身を含む): 19131120

約数和(自身を除く): 10715800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 2083, 4040, 4166, 8332, 10415, 16664, 20830, 41660, 83320, 210383, 420766, 841532, 1051915, 1683064, 2103830, 4207660, 8415320]

約数ペア:

[(1, 8415320), (2, 4207660), (4, 2103830), (5, 1683064), (8, 1051915), (10, 841532), (20, 420766), (40, 210383), (101, 83320), (202, 41660), (404, 20830), (505, 16664), (808, 10415), (1010, 8332), (2020, 4166), (2083, 4040)]