20193200

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{2657}}^1$

素因数の和:2694

約数の個数: 60

約数和(自身を含む): 51086760

約数和(自身を除く): 30893560

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 152, 190, 200, 304, 380, 400, 475, 760, 950, 1520, 1900, 2657, 3800, 5314, 7600, 10628, 13285, 21256, 26570, 42512, 50483, 53140, 66425, 100966, 106280, 132850, 201932, 212560, 252415, 265700, 403864, 504830, 531400, 807728, 1009660, 1062800, 1262075, 2019320, 2524150, 4038640, 5048300, 10096600, 20193200]

約数ペア:

[(1, 20193200), (2, 10096600), (4, 5048300), (5, 4038640), (8, 2524150), (10, 2019320), (16, 1262075), (19, 1062800), (20, 1009660), (25, 807728), (38, 531400), (40, 504830), (50, 403864), (76, 265700), (80, 252415), (95, 212560), (100, 201932), (152, 132850), (190, 106280), (200, 100966), (304, 66425), (380, 53140), (400, 50483), (475, 42512), (760, 26570), (950, 21256), (1520, 13285), (1900, 10628), (2657, 7600), (3800, 5314)]