2015304880

素因数分解:

$2^4\times 5^1\times {\mathrm{311}}^1\times {\mathrm{81001}}^1$

素因数の和:81325

約数の個数: 40

約数和(自身を含む): 4700708064

約数和(自身を除く): 2685403184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 311, 622, 1244, 1555, 2488, 3110, 4976, 6220, 12440, 24880, 81001, 162002, 324004, 405005, 648008, 810010, 1296016, 1620020, 3240040, 6480080, 25191311, 50382622, 100765244, 125956555, 201530488, 251913110, 403060976, 503826220, 1007652440, 2015304880]

約数ペア:

[(1, 2015304880), (2, 1007652440), (4, 503826220), (5, 403060976), (8, 251913110), (10, 201530488), (16, 125956555), (20, 100765244), (40, 50382622), (80, 25191311), (311, 6480080), (622, 3240040), (1244, 1620020), (1555, 1296016), (2488, 810010), (3110, 648008), (4976, 405005), (6220, 324004), (12440, 162002), (24880, 81001)]