20492755900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{1567}}^1\times {\mathrm{6883}}^1$

素因数の和:8483

約数の個数: 72

約数和(自身を含む): 46846446080

約数和(自身を除く): 26353690180

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1567, 1900, 3134, 6268, 6883, 7835, 13766, 15670, 27532, 29773, 31340, 34415, 39175, 59546, 68830, 78350, 119092, 130777, 137660, 148865, 156700, 172075, 261554, 297730, 344150, 523108, 595460, 653885, 688300, 744325, 1307770, 1488650, 2615540, 2977300, 3269425, 6538850, 10785661, 13077700, 21571322, 43142644, 53928305, 107856610, 204927559, 215713220, 269641525, 409855118, 539283050, 819710236, 1024637795, 1078566100, 2049275590, 4098551180, 5123188975, 10246377950, 20492755900]

約数ペア:

[(1, 20492755900), (2, 10246377950), (4, 5123188975), (5, 4098551180), (10, 2049275590), (19, 1078566100), (20, 1024637795), (25, 819710236), (38, 539283050), (50, 409855118), (76, 269641525), (95, 215713220), (100, 204927559), (190, 107856610), (380, 53928305), (475, 43142644), (950, 21571322), (1567, 13077700), (1900, 10785661), (3134, 6538850), (6268, 3269425), (6883, 2977300), (7835, 2615540), (13766, 1488650), (15670, 1307770), (27532, 744325), (29773, 688300), (31340, 653885), (34415, 595460), (39175, 523108), (59546, 344150), (68830, 297730), (78350, 261554), (119092, 172075), (130777, 156700), (137660, 148865)]