1820200

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{479}}^1$

素因数の和:514

約数の個数: 48

約数和(自身を含む): 4464000

約数和(自身を除く): 2643800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 479, 760, 950, 958, 1900, 1916, 2395, 3800, 3832, 4790, 9101, 9580, 11975, 18202, 19160, 23950, 36404, 45505, 47900, 72808, 91010, 95800, 182020, 227525, 364040, 455050, 910100, 1820200]

約数ペア:

[(1, 1820200), (2, 910100), (4, 455050), (5, 364040), (8, 227525), (10, 182020), (19, 95800), (20, 91010), (25, 72808), (38, 47900), (40, 45505), (50, 36404), (76, 23950), (95, 19160), (100, 18202), (152, 11975), (190, 9580), (200, 9101), (380, 4790), (475, 3832), (479, 3800), (760, 2395), (950, 1916), (958, 1900)]