8648320

素因数分解:

$2^7\times 5^1\times {\mathrm{13513}}^1$

素因数の和:13532

約数の個数: 32

約数和(自身を含む): 20676420

約数和(自身を除く): 12028100

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 13513, 27026, 54052, 67565, 108104, 135130, 216208, 270260, 432416, 540520, 864832, 1081040, 1729664, 2162080, 4324160, 8648320]

約数ペア:

[(1, 8648320), (2, 4324160), (4, 2162080), (5, 1729664), (8, 1081040), (10, 864832), (16, 540520), (20, 432416), (32, 270260), (40, 216208), (64, 135130), (80, 108104), (128, 67565), (160, 54052), (320, 27026), (640, 13513)]