12845120

素因数分解:

$2^6\times 5^1\times {\mathrm{137}}^1\times {\mathrm{293}}^1$

素因数の和:447

約数の個数: 56

約数和(自身を含む): 30915864

約数和(自身を除く): 18070744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 137, 160, 274, 293, 320, 548, 586, 685, 1096, 1172, 1370, 1465, 2192, 2344, 2740, 2930, 4384, 4688, 5480, 5860, 8768, 9376, 10960, 11720, 18752, 21920, 23440, 40141, 43840, 46880, 80282, 93760, 160564, 200705, 321128, 401410, 642256, 802820, 1284512, 1605640, 2569024, 3211280, 6422560, 12845120]

約数ペア:

[(1, 12845120), (2, 6422560), (4, 3211280), (5, 2569024), (8, 1605640), (10, 1284512), (16, 802820), (20, 642256), (32, 401410), (40, 321128), (64, 200705), (80, 160564), (137, 93760), (160, 80282), (274, 46880), (293, 43840), (320, 40141), (548, 23440), (586, 21920), (685, 18752), (1096, 11720), (1172, 10960), (1370, 9376), (1465, 8768), (2192, 5860), (2344, 5480), (2740, 4688), (2930, 4384)]