20180600

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{9173}}^1$

素因数の和:9200

約数の個数: 48

約数和(自身を含む): 51190920

約数和(自身を除く): 31010320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2200, 9173, 18346, 36692, 45865, 73384, 91730, 100903, 183460, 201806, 229325, 366920, 403612, 458650, 504515, 807224, 917300, 1009030, 1834600, 2018060, 2522575, 4036120, 5045150, 10090300, 20180600]

約数ペア:

[(1, 20180600), (2, 10090300), (4, 5045150), (5, 4036120), (8, 2522575), (10, 2018060), (11, 1834600), (20, 1009030), (22, 917300), (25, 807224), (40, 504515), (44, 458650), (50, 403612), (55, 366920), (88, 229325), (100, 201806), (110, 183460), (200, 100903), (220, 91730), (275, 73384), (440, 45865), (550, 36692), (1100, 18346), (2200, 9173)]