2165350

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:181

約数の個数: 48

約数和(自身を含む): 4571136

約数和(自身を除く): 2405786

約数列:

[1, 2, 5, 10, 11, 22, 25, 31, 50, 55, 62, 110, 127, 155, 254, 275, 310, 341, 550, 635, 682, 775, 1270, 1397, 1550, 1705, 2794, 3175, 3410, 3937, 6350, 6985, 7874, 8525, 13970, 17050, 19685, 34925, 39370, 43307, 69850, 86614, 98425, 196850, 216535, 433070, 1082675, 2165350]

約数ペア:

[(1, 2165350), (2, 1082675), (5, 433070), (10, 216535), (11, 196850), (22, 98425), (25, 86614), (31, 69850), (50, 43307), (55, 39370), (62, 34925), (110, 19685), (127, 17050), (155, 13970), (254, 8525), (275, 7874), (310, 6985), (341, 6350), (550, 3937), (635, 3410), (682, 3175), (775, 2794), (1270, 1705), (1397, 1550)]