1245742904

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1170811}}^1$

素因数の和:1170843

約数の個数: 32

約数和(自身を含む): 2809948800

約数和(自身を除く): 1564205896

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 1170811, 2341622, 4683244, 8195677, 9366488, 16391354, 22245409, 32782708, 44490818, 65565416, 88981636, 155717863, 177963272, 311435726, 622871452, 1245742904]

約数ペア:

[(1, 1245742904), (2, 622871452), (4, 311435726), (7, 177963272), (8, 155717863), (14, 88981636), (19, 65565416), (28, 44490818), (38, 32782708), (56, 22245409), (76, 16391354), (133, 9366488), (152, 8195677), (266, 4683244), (532, 2341622), (1064, 1170811)]