27987680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{24989}}^1$

素因数の和:25011

約数の個数: 48

約数和(自身を含む): 75569760

約数和(自身を除く): 47582080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 24989, 49978, 99956, 124945, 174923, 199912, 249890, 349846, 399824, 499780, 699692, 799648, 874615, 999560, 1399384, 1749230, 1999120, 2798768, 3498460, 3998240, 5597536, 6996920, 13993840, 27987680]

約数ペア:

[(1, 27987680), (2, 13993840), (4, 6996920), (5, 5597536), (7, 3998240), (8, 3498460), (10, 2798768), (14, 1999120), (16, 1749230), (20, 1399384), (28, 999560), (32, 874615), (35, 799648), (40, 699692), (56, 499780), (70, 399824), (80, 349846), (112, 249890), (140, 199912), (160, 174923), (224, 124945), (280, 99956), (560, 49978), (1120, 24989)]