12208640

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1$

素因数の和:293

約数の個数: 80

約数和(自身を含む): 30935520

約数和(自身を除く): 18726880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 251, 256, 304, 320, 380, 502, 512, 608, 640, 760, 1004, 1216, 1255, 1280, 1520, 2008, 2432, 2510, 2560, 3040, 4016, 4769, 4864, 5020, 6080, 8032, 9538, 9728, 10040, 12160, 16064, 19076, 20080, 23845, 24320, 32128, 38152, 40160, 47690, 48640, 64256, 76304, 80320, 95380, 128512, 152608, 160640, 190760, 305216, 321280, 381520, 610432, 642560, 763040, 1220864, 1526080, 2441728, 3052160, 6104320, 12208640]

約数ペア:

[(1, 12208640), (2, 6104320), (4, 3052160), (5, 2441728), (8, 1526080), (10, 1220864), (16, 763040), (19, 642560), (20, 610432), (32, 381520), (38, 321280), (40, 305216), (64, 190760), (76, 160640), (80, 152608), (95, 128512), (128, 95380), (152, 80320), (160, 76304), (190, 64256), (251, 48640), (256, 47690), (304, 40160), (320, 38152), (380, 32128), (502, 24320), (512, 23845), (608, 20080), (640, 19076), (760, 16064), (1004, 12160), (1216, 10040), (1255, 9728), (1280, 9538), (1520, 8032), (2008, 6080), (2432, 5020), (2510, 4864), (2560, 4769), (3040, 4016)]