1885456640

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{77527}}^1$

素因数の和:77567

約数の個数: 72

約数和(自身を含む): 4754016960

約数和(自身を除く): 2868560320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 608, 640, 760, 1216, 1280, 1520, 2432, 3040, 4864, 6080, 12160, 24320, 77527, 155054, 310108, 387635, 620216, 775270, 1240432, 1473013, 1550540, 2480864, 2946026, 3101080, 4961728, 5892052, 6202160, 7365065, 9923456, 11784104, 12404320, 14730130, 19846912, 23568208, 24808640, 29460260, 47136416, 49617280, 58920520, 94272832, 99234560, 117841040, 188545664, 235682080, 377091328, 471364160, 942728320, 1885456640]

約数ペア:

[(1, 1885456640), (2, 942728320), (4, 471364160), (5, 377091328), (8, 235682080), (10, 188545664), (16, 117841040), (19, 99234560), (20, 94272832), (32, 58920520), (38, 49617280), (40, 47136416), (64, 29460260), (76, 24808640), (80, 23568208), (95, 19846912), (128, 14730130), (152, 12404320), (160, 11784104), (190, 9923456), (256, 7365065), (304, 6202160), (320, 5892052), (380, 4961728), (608, 3101080), (640, 2946026), (760, 2480864), (1216, 1550540), (1280, 1473013), (1520, 1240432), (2432, 775270), (3040, 620216), (4864, 387635), (6080, 310108), (12160, 155054), (24320, 77527)]