1520792140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1777}}^1\times {\mathrm{6113}}^1$

素因数の和:7906

約数の個数: 48

約数和(自身を含む): 3652552512

約数和(自身を除く): 2131760372

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1777, 3554, 6113, 7108, 8885, 12226, 12439, 17770, 24452, 24878, 30565, 35540, 42791, 49756, 61130, 62195, 85582, 122260, 124390, 171164, 213955, 248780, 427910, 855820, 10862801, 21725602, 43451204, 54314005, 76039607, 108628010, 152079214, 217256020, 304158428, 380198035, 760396070, 1520792140]

約数ペア:

[(1, 1520792140), (2, 760396070), (4, 380198035), (5, 304158428), (7, 217256020), (10, 152079214), (14, 108628010), (20, 76039607), (28, 54314005), (35, 43451204), (70, 21725602), (140, 10862801), (1777, 855820), (3554, 427910), (6113, 248780), (7108, 213955), (8885, 171164), (12226, 124390), (12439, 122260), (17770, 85582), (24452, 62195), (24878, 61130), (30565, 49756), (35540, 42791)]