1624960

素因数分解:

$2^7\times 5^1\times {\mathrm{2539}}^1$

素因数の和:2558

約数の個数: 32

約数和(自身を含む): 3886200

約数和(自身を除く): 2261240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 2539, 5078, 10156, 12695, 20312, 25390, 40624, 50780, 81248, 101560, 162496, 203120, 324992, 406240, 812480, 1624960]

約数ペア:

[(1, 1624960), (2, 812480), (4, 406240), (5, 324992), (8, 203120), (10, 162496), (16, 101560), (20, 81248), (32, 50780), (40, 40624), (64, 25390), (80, 20312), (128, 12695), (160, 10156), (320, 5078), (640, 2539)]