2017757320

素因数分解:

$2^3\times 5^1\times {\mathrm{5623}}^1\times {\mathrm{8971}}^1$

素因数の和:14605

約数の個数: 32

約数和(自身を含む): 4541267520

約数和(自身を除く): 2523510200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5623, 8971, 11246, 17942, 22492, 28115, 35884, 44855, 44984, 56230, 71768, 89710, 112460, 179420, 224920, 358840, 50443933, 100887866, 201775732, 252219665, 403551464, 504439330, 1008878660, 2017757320]

約数ペア:

[(1, 2017757320), (2, 1008878660), (4, 504439330), (5, 403551464), (8, 252219665), (10, 201775732), (20, 100887866), (40, 50443933), (5623, 358840), (8971, 224920), (11246, 179420), (17942, 112460), (22492, 89710), (28115, 71768), (35884, 56230), (44855, 44984)]