2016249680

素因数分解:

$2^4\times 5^1\times {\mathrm{379}}^1\times {\mathrm{66499}}^1$

素因数の和:66891

約数の個数: 40

約数和(自身を含む): 4700220000

約数和(自身を除く): 2683970320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 379, 758, 1516, 1895, 3032, 3790, 6064, 7580, 15160, 30320, 66499, 132998, 265996, 332495, 531992, 664990, 1063984, 1329980, 2659960, 5319920, 25203121, 50406242, 100812484, 126015605, 201624968, 252031210, 403249936, 504062420, 1008124840, 2016249680]

約数ペア:

[(1, 2016249680), (2, 1008124840), (4, 504062420), (5, 403249936), (8, 252031210), (10, 201624968), (16, 126015605), (20, 100812484), (40, 50406242), (80, 25203121), (379, 5319920), (758, 2659960), (1516, 1329980), (1895, 1063984), (3032, 664990), (3790, 531992), (6064, 332495), (7580, 265996), (15160, 132998), (30320, 66499)]