19735620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{3391}}^1$

素因数の和:3500

約数の個数: 48

約数和(自身を含む): 55845888

約数和(自身を除く): 36110268

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 485, 582, 970, 1164, 1455, 1940, 2910, 3391, 5820, 6782, 10173, 13564, 16955, 20346, 33910, 40692, 50865, 67820, 101730, 203460, 328927, 657854, 986781, 1315708, 1644635, 1973562, 3289270, 3947124, 4933905, 6578540, 9867810, 19735620]

約数ペア:

[(1, 19735620), (2, 9867810), (3, 6578540), (4, 4933905), (5, 3947124), (6, 3289270), (10, 1973562), (12, 1644635), (15, 1315708), (20, 986781), (30, 657854), (60, 328927), (97, 203460), (194, 101730), (291, 67820), (388, 50865), (485, 40692), (582, 33910), (970, 20346), (1164, 16955), (1455, 13564), (1940, 10173), (2910, 6782), (3391, 5820)]