820342768

素因数分解:

$2^4\times 7^1\times {\mathrm{2477}}^1\times {\mathrm{2957}}^1$

素因数の和:5449

約数の個数: 40

約数和(自身を含む): 1817821152

約数和(自身を除く): 997478384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2477, 2957, 4954, 5914, 9908, 11828, 17339, 19816, 20699, 23656, 34678, 39632, 41398, 47312, 69356, 82796, 138712, 165592, 277424, 331184, 7324489, 14648978, 29297956, 51271423, 58595912, 102542846, 117191824, 205085692, 410171384, 820342768]

約数ペア:

[(1, 820342768), (2, 410171384), (4, 205085692), (7, 117191824), (8, 102542846), (14, 58595912), (16, 51271423), (28, 29297956), (56, 14648978), (112, 7324489), (2477, 331184), (2957, 277424), (4954, 165592), (5914, 138712), (9908, 82796), (11828, 69356), (17339, 47312), (19816, 41398), (20699, 39632), (23656, 34678)]