201812120

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{219361}}^1$

素因数の和:219395

約数の個数: 32

約数和(自身を含む): 473821920

約数和(自身を除く): 272009800

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 219361, 438722, 877444, 1096805, 1754888, 2193610, 4387220, 5045303, 8774440, 10090606, 20181212, 25226515, 40362424, 50453030, 100906060, 201812120]

約数ペア:

[(1, 201812120), (2, 100906060), (4, 50453030), (5, 40362424), (8, 25226515), (10, 20181212), (20, 10090606), (23, 8774440), (40, 5045303), (46, 4387220), (92, 2193610), (115, 1754888), (184, 1096805), (230, 877444), (460, 438722), (920, 219361)]