9071140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:412

約数の個数: 48

約数和(自身を含む): 20744640

約数和(自身を除く): 11673500

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 139, 251, 260, 278, 502, 556, 695, 1004, 1255, 1390, 1807, 2510, 2780, 3263, 3614, 5020, 6526, 7228, 9035, 13052, 16315, 18070, 32630, 34889, 36140, 65260, 69778, 139556, 174445, 348890, 453557, 697780, 907114, 1814228, 2267785, 4535570, 9071140]

約数ペア:

[(1, 9071140), (2, 4535570), (4, 2267785), (5, 1814228), (10, 907114), (13, 697780), (20, 453557), (26, 348890), (52, 174445), (65, 139556), (130, 69778), (139, 65260), (251, 36140), (260, 34889), (278, 32630), (502, 18070), (556, 16315), (695, 13052), (1004, 9035), (1255, 7228), (1390, 6526), (1807, 5020), (2510, 3614), (2780, 3263)]