2016301640

素因数分解:

$2^3\times 5^1\times {\mathrm{2719}}^1\times {\mathrm{18539}}^1$

素因数の和:21269

約数の個数: 32

約数和(自身を含む): 4538592000

約数和(自身を除く): 2522290360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2719, 5438, 10876, 13595, 18539, 21752, 27190, 37078, 54380, 74156, 92695, 108760, 148312, 185390, 370780, 741560, 50407541, 100815082, 201630164, 252037705, 403260328, 504075410, 1008150820, 2016301640]

約数ペア:

[(1, 2016301640), (2, 1008150820), (4, 504075410), (5, 403260328), (8, 252037705), (10, 201630164), (20, 100815082), (40, 50407541), (2719, 741560), (5438, 370780), (10876, 185390), (13595, 148312), (18539, 108760), (21752, 92695), (27190, 74156), (37078, 54380)]