12996825740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1487051}}^1$

素因数の和:1487102

約数の個数: 48

約数和(自身を含む): 29978968320

約数和(自身を除く): 16982142580

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 2185, 4370, 8740, 1487051, 2974102, 5948204, 7435255, 14870510, 28253969, 29741020, 34202173, 56507938, 68404346, 113015876, 136808692, 141269845, 171010865, 282539690, 342021730, 565079380, 649841287, 684043460, 1299682574, 2599365148, 3249206435, 6498412870, 12996825740]

約数ペア:

[(1, 12996825740), (2, 6498412870), (4, 3249206435), (5, 2599365148), (10, 1299682574), (19, 684043460), (20, 649841287), (23, 565079380), (38, 342021730), (46, 282539690), (76, 171010865), (92, 141269845), (95, 136808692), (115, 113015876), (190, 68404346), (230, 56507938), (380, 34202173), (437, 29741020), (460, 28253969), (874, 14870510), (1748, 7435255), (2185, 5948204), (4370, 2974102), (8740, 1487051)]