19851200

素因数分解:

$2^6\times 5^2\times {\mathrm{19}}^1\times {\mathrm{653}}^1$

素因数の和:694

約数の個数: 84

約数和(自身を含む): 51495960

約数和(自身を除く): 31644760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 76, 80, 95, 100, 152, 160, 190, 200, 304, 320, 380, 400, 475, 608, 653, 760, 800, 950, 1216, 1306, 1520, 1600, 1900, 2612, 3040, 3265, 3800, 5224, 6080, 6530, 7600, 10448, 12407, 13060, 15200, 16325, 20896, 24814, 26120, 30400, 32650, 41792, 49628, 52240, 62035, 65300, 99256, 104480, 124070, 130600, 198512, 208960, 248140, 261200, 310175, 397024, 496280, 522400, 620350, 794048, 992560, 1044800, 1240700, 1985120, 2481400, 3970240, 4962800, 9925600, 19851200]

約数ペア:

[(1, 19851200), (2, 9925600), (4, 4962800), (5, 3970240), (8, 2481400), (10, 1985120), (16, 1240700), (19, 1044800), (20, 992560), (25, 794048), (32, 620350), (38, 522400), (40, 496280), (50, 397024), (64, 310175), (76, 261200), (80, 248140), (95, 208960), (100, 198512), (152, 130600), (160, 124070), (190, 104480), (200, 99256), (304, 65300), (320, 62035), (380, 52240), (400, 49628), (475, 41792), (608, 32650), (653, 30400), (760, 26120), (800, 24814), (950, 20896), (1216, 16325), (1306, 15200), (1520, 13060), (1600, 12407), (1900, 10448), (2612, 7600), (3040, 6530), (3265, 6080), (3800, 5224)]