12747560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{859}}^1$

素因数の和:930

約数の個数: 64

約数和(自身を含む): 33436800

約数和(自身を除く): 20689240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 859, 1060, 1484, 1718, 1855, 2120, 2968, 3436, 3710, 4295, 6013, 6872, 7420, 8590, 12026, 14840, 17180, 24052, 30065, 34360, 45527, 48104, 60130, 91054, 120260, 182108, 227635, 240520, 318689, 364216, 455270, 637378, 910540, 1274756, 1593445, 1821080, 2549512, 3186890, 6373780, 12747560]

約数ペア:

[(1, 12747560), (2, 6373780), (4, 3186890), (5, 2549512), (7, 1821080), (8, 1593445), (10, 1274756), (14, 910540), (20, 637378), (28, 455270), (35, 364216), (40, 318689), (53, 240520), (56, 227635), (70, 182108), (106, 120260), (140, 91054), (212, 60130), (265, 48104), (280, 45527), (371, 34360), (424, 30065), (530, 24052), (742, 17180), (859, 14840), (1060, 12026), (1484, 8590), (1718, 7420), (1855, 6872), (2120, 6013), (2968, 4295), (3436, 3710)]