2108342020

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1023467}}^1$

素因数の和:1023579

約数の個数: 24

約数和(自身を含む): 4470508224

約数和(自身を除く): 2362166204

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 1023467, 2046934, 4093868, 5117335, 10234670, 20469340, 105417101, 210834202, 421668404, 527085505, 1054171010, 2108342020]

約数ペア:

[(1, 2108342020), (2, 1054171010), (4, 527085505), (5, 421668404), (10, 210834202), (20, 105417101), (103, 20469340), (206, 10234670), (412, 5117335), (515, 4093868), (1030, 2046934), (2060, 1023467)]