1967900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{1789}}^1$

素因数の和:1814

約数の個数: 36

約数和(自身を含む): 4661160

約数和(自身を除く): 2693260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 1789, 3578, 7156, 8945, 17890, 19679, 35780, 39358, 44725, 78716, 89450, 98395, 178900, 196790, 393580, 491975, 983950, 1967900]

約数ペア:

[(1, 1967900), (2, 983950), (4, 491975), (5, 393580), (10, 196790), (11, 178900), (20, 98395), (22, 89450), (25, 78716), (44, 44725), (50, 39358), (55, 35780), (100, 19679), (110, 17890), (220, 8945), (275, 7156), (550, 3578), (1100, 1789)]