19968550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{967}}^1$

素因数の和:1045

約数の個数: 48

約数和(自身を含む): 43211520

約数和(自身を除く): 23242970

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 59, 70, 118, 175, 295, 350, 413, 590, 826, 967, 1475, 1934, 2065, 2950, 4130, 4835, 6769, 9670, 10325, 13538, 20650, 24175, 33845, 48350, 57053, 67690, 114106, 169225, 285265, 338450, 399371, 570530, 798742, 1426325, 1996855, 2852650, 3993710, 9984275, 19968550]

約数ペア:

[(1, 19968550), (2, 9984275), (5, 3993710), (7, 2852650), (10, 1996855), (14, 1426325), (25, 798742), (35, 570530), (50, 399371), (59, 338450), (70, 285265), (118, 169225), (175, 114106), (295, 67690), (350, 57053), (413, 48350), (590, 33845), (826, 24175), (967, 20650), (1475, 13538), (1934, 10325), (2065, 9670), (2950, 6769), (4130, 4835)]