13458880

素因数分解:

$2^6\times 5^1\times {\mathrm{137}}^1\times {\mathrm{307}}^1$

素因数の和:461

約数の個数: 56

約数和(自身を含む): 32388048

約数和(自身を除く): 18929168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 137, 160, 274, 307, 320, 548, 614, 685, 1096, 1228, 1370, 1535, 2192, 2456, 2740, 3070, 4384, 4912, 5480, 6140, 8768, 9824, 10960, 12280, 19648, 21920, 24560, 42059, 43840, 49120, 84118, 98240, 168236, 210295, 336472, 420590, 672944, 841180, 1345888, 1682360, 2691776, 3364720, 6729440, 13458880]

約数ペア:

[(1, 13458880), (2, 6729440), (4, 3364720), (5, 2691776), (8, 1682360), (10, 1345888), (16, 841180), (20, 672944), (32, 420590), (40, 336472), (64, 210295), (80, 168236), (137, 98240), (160, 84118), (274, 49120), (307, 43840), (320, 42059), (548, 24560), (614, 21920), (685, 19648), (1096, 12280), (1228, 10960), (1370, 9824), (1535, 8768), (2192, 6140), (2456, 5480), (2740, 4912), (3070, 4384)]