2047100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{1861}}^1$

素因数の和:1886

約数の個数: 36

約数和(自身を含む): 4848648

約数和(自身を除く): 2801548

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 1861, 3722, 7444, 9305, 18610, 20471, 37220, 40942, 46525, 81884, 93050, 102355, 186100, 204710, 409420, 511775, 1023550, 2047100]

約数ペア:

[(1, 2047100), (2, 1023550), (4, 511775), (5, 409420), (10, 204710), (11, 186100), (20, 102355), (22, 93050), (25, 81884), (44, 46525), (50, 40942), (55, 37220), (100, 20471), (110, 18610), (220, 9305), (275, 7444), (550, 3722), (1100, 1861)]