2019928520

素因数分解:

$2^3\times 5^1\times {\mathrm{7001}}^1\times {\mathrm{7213}}^1$

素因数の和:14225

約数の個数: 32

約数和(自身を含む): 4546118520

約数和(自身を除く): 2526190000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 7001, 7213, 14002, 14426, 28004, 28852, 35005, 36065, 56008, 57704, 70010, 72130, 140020, 144260, 280040, 288520, 50498213, 100996426, 201992852, 252491065, 403985704, 504982130, 1009964260, 2019928520]

約数ペア:

[(1, 2019928520), (2, 1009964260), (4, 504982130), (5, 403985704), (8, 252491065), (10, 201992852), (20, 100996426), (40, 50498213), (7001, 288520), (7213, 280040), (14002, 144260), (14426, 140020), (28004, 72130), (28852, 70010), (35005, 57704), (36065, 56008)]