13985440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{12487}}^1$

素因数の和:12509

約数の個数: 48

約数和(自身を含む): 37763712

約数和(自身を除く): 23778272

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, 12487, 24974, 49948, 62435, 87409, 99896, 124870, 174818, 199792, 249740, 349636, 399584, 437045, 499480, 699272, 874090, 998960, 1398544, 1748180, 1997920, 2797088, 3496360, 6992720, 13985440]

約数ペア:

[(1, 13985440), (2, 6992720), (4, 3496360), (5, 2797088), (7, 1997920), (8, 1748180), (10, 1398544), (14, 998960), (16, 874090), (20, 699272), (28, 499480), (32, 437045), (35, 399584), (40, 349636), (56, 249740), (70, 199792), (80, 174818), (112, 124870), (140, 99896), (160, 87409), (224, 62435), (280, 49948), (560, 24974), (1120, 12487)]