808456460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{303931}}^1$

素因数の和:303966

約数の個数: 48

約数和(自身を含む): 2042423040

約数和(自身を除く): 1233966580

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 303931, 607862, 1215724, 1519655, 2127517, 3039310, 4255034, 5774689, 6078620, 8510068, 10637585, 11549378, 21275170, 23098756, 28873445, 40422823, 42550340, 57746890, 80845646, 115493780, 161691292, 202114115, 404228230, 808456460]

約数ペア:

[(1, 808456460), (2, 404228230), (4, 202114115), (5, 161691292), (7, 115493780), (10, 80845646), (14, 57746890), (19, 42550340), (20, 40422823), (28, 28873445), (35, 23098756), (38, 21275170), (70, 11549378), (76, 10637585), (95, 8510068), (133, 6078620), (140, 5774689), (190, 4255034), (266, 3039310), (380, 2127517), (532, 1519655), (665, 1215724), (1330, 607862), (2660, 303931)]