254119810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{8623}}^1$

素因数の和:9058

約数の個数: 32

約数和(自身を含む): 524063232

約数和(自身を除く): 269943422

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 421, 842, 2105, 2947, 4210, 5894, 8623, 14735, 17246, 29470, 43115, 60361, 86230, 120722, 301805, 603610, 3630283, 7260566, 18151415, 25411981, 36302830, 50823962, 127059905, 254119810]

約数ペア:

[(1, 254119810), (2, 127059905), (5, 50823962), (7, 36302830), (10, 25411981), (14, 18151415), (35, 7260566), (70, 3630283), (421, 603610), (842, 301805), (2105, 120722), (2947, 86230), (4210, 60361), (5894, 43115), (8623, 29470), (14735, 17246)]