22716920

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{5623}}^1$

素因数の和:5735

約数の個数: 32

約数和(自身を含む): 51628320

約数和(自身を除く): 28911400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 5623, 11246, 22492, 28115, 44984, 56230, 112460, 224920, 567923, 1135846, 2271692, 2839615, 4543384, 5679230, 11358460, 22716920]

約数ペア:

[(1, 22716920), (2, 11358460), (4, 5679230), (5, 4543384), (8, 2839615), (10, 2271692), (20, 1135846), (40, 567923), (101, 224920), (202, 112460), (404, 56230), (505, 44984), (808, 28115), (1010, 22492), (2020, 11246), (4040, 5623)]