206844280

素因数分解:

$2^3\times 5^1\times {\mathrm{653}}^1\times {\mathrm{7919}}^1$

素因数の和:8583

約数の個数: 32

約数和(自身を含む): 466171200

約数和(自身を除く): 259326920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 653, 1306, 2612, 3265, 5224, 6530, 7919, 13060, 15838, 26120, 31676, 39595, 63352, 79190, 158380, 316760, 5171107, 10342214, 20684428, 25855535, 41368856, 51711070, 103422140, 206844280]

約数ペア:

[(1, 206844280), (2, 103422140), (4, 51711070), (5, 41368856), (8, 25855535), (10, 20684428), (20, 10342214), (40, 5171107), (653, 316760), (1306, 158380), (2612, 79190), (3265, 63352), (5224, 39595), (6530, 31676), (7919, 26120), (13060, 15838)]