23121890

素因数分解:

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

素因数の和:323

約数の個数: 48

約数和(自身を含む): 46453176

約数和(自身を除く): 23331286

約数列:

[1, 2, 5, 10, 11, 22, 55, 97, 110, 121, 194, 197, 242, 394, 485, 605, 970, 985, 1067, 1210, 1970, 2134, 2167, 4334, 5335, 10670, 10835, 11737, 19109, 21670, 23474, 23837, 38218, 47674, 58685, 95545, 117370, 119185, 191090, 210199, 238370, 420398, 1050995, 2101990, 2312189, 4624378, 11560945, 23121890]

約数ペア:

[(1, 23121890), (2, 11560945), (5, 4624378), (10, 2312189), (11, 2101990), (22, 1050995), (55, 420398), (97, 238370), (110, 210199), (121, 191090), (194, 119185), (197, 117370), (242, 95545), (394, 58685), (485, 47674), (605, 38218), (970, 23837), (985, 23474), (1067, 21670), (1210, 19109), (1970, 11737), (2134, 10835), (2167, 10670), (4334, 5335)]