12959360

素因数分解:

$2^7\times 5^1\times {\mathrm{20249}}^1$

素因数の和:20268

約数の個数: 32

約数和(自身を含む): 30982500

約数和(自身を除く): 18023140

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 20249, 40498, 80996, 101245, 161992, 202490, 323984, 404980, 647968, 809960, 1295936, 1619920, 2591872, 3239840, 6479680, 12959360]

約数ペア:

[(1, 12959360), (2, 6479680), (4, 3239840), (5, 2591872), (8, 1619920), (10, 1295936), (16, 809960), (20, 647968), (32, 404980), (40, 323984), (64, 202490), (80, 161992), (128, 101245), (160, 80996), (320, 40498), (640, 20249)]