1307437780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1\times {\mathrm{311}}^1$

素因数の和:625

約数の個数: 96

約数和(自身を含む): 3051240192

約数和(自身を除く): 1743802412

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 97, 110, 194, 197, 220, 311, 388, 394, 485, 622, 788, 970, 985, 1067, 1244, 1555, 1940, 1970, 2134, 2167, 3110, 3421, 3940, 4268, 4334, 5335, 6220, 6842, 8668, 10670, 10835, 13684, 17105, 19109, 21340, 21670, 30167, 34210, 38218, 43340, 60334, 61267, 68420, 76436, 95545, 120668, 122534, 150835, 191090, 210199, 245068, 301670, 306335, 331837, 382180, 420398, 603340, 612670, 663674, 673937, 840796, 1050995, 1225340, 1327348, 1347874, 1659185, 2101990, 2695748, 3318370, 3369685, 4203980, 5942899, 6636740, 6739370, 11885798, 13478740, 23771596, 29714495, 59428990, 65371889, 118857980, 130743778, 261487556, 326859445, 653718890, 1307437780]

約数ペア:

[(1, 1307437780), (2, 653718890), (4, 326859445), (5, 261487556), (10, 130743778), (11, 118857980), (20, 65371889), (22, 59428990), (44, 29714495), (55, 23771596), (97, 13478740), (110, 11885798), (194, 6739370), (197, 6636740), (220, 5942899), (311, 4203980), (388, 3369685), (394, 3318370), (485, 2695748), (622, 2101990), (788, 1659185), (970, 1347874), (985, 1327348), (1067, 1225340), (1244, 1050995), (1555, 840796), (1940, 673937), (1970, 663674), (2134, 612670), (2167, 603340), (3110, 420398), (3421, 382180), (3940, 331837), (4268, 306335), (4334, 301670), (5335, 245068), (6220, 210199), (6842, 191090), (8668, 150835), (10670, 122534), (10835, 120668), (13684, 95545), (17105, 76436), (19109, 68420), (21340, 61267), (21670, 60334), (30167, 43340), (34210, 38218)]