19737200

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:104

約数の個数: 180

約数和(自身を含む): 59159160

約数和(自身を除く): 39421960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 25, 28, 35, 38, 40, 49, 50, 53, 56, 70, 76, 80, 95, 98, 100, 106, 112, 133, 140, 152, 175, 190, 196, 200, 212, 245, 265, 266, 280, 304, 350, 371, 380, 392, 400, 424, 475, 490, 530, 532, 560, 665, 700, 742, 760, 784, 848, 931, 950, 980, 1007, 1060, 1064, 1225, 1325, 1330, 1400, 1484, 1520, 1855, 1862, 1900, 1960, 2014, 2120, 2128, 2450, 2597, 2650, 2660, 2800, 2968, 3325, 3710, 3724, 3800, 3920, 4028, 4240, 4655, 4900, 5035, 5194, 5300, 5320, 5936, 6650, 7049, 7420, 7448, 7600, 8056, 9275, 9310, 9800, 10070, 10388, 10600, 10640, 12985, 13300, 14098, 14840, 14896, 16112, 18550, 18620, 19600, 20140, 20776, 21200, 23275, 25175, 25970, 26600, 28196, 29680, 35245, 37100, 37240, 40280, 41552, 46550, 49343, 50350, 51940, 53200, 56392, 64925, 70490, 74200, 74480, 80560, 93100, 98686, 100700, 103880, 112784, 129850, 140980, 148400, 176225, 186200, 197372, 201400, 207760, 246715, 259700, 281960, 352450, 372400, 394744, 402800, 493430, 519400, 563920, 704900, 789488, 986860, 1038800, 1233575, 1409800, 1973720, 2467150, 2819600, 3947440, 4934300, 9868600, 19737200]

約数ペア:

[(1, 19737200), (2, 9868600), (4, 4934300), (5, 3947440), (7, 2819600), (8, 2467150), (10, 1973720), (14, 1409800), (16, 1233575), (19, 1038800), (20, 986860), (25, 789488), (28, 704900), (35, 563920), (38, 519400), (40, 493430), (49, 402800), (50, 394744), (53, 372400), (56, 352450), (70, 281960), (76, 259700), (80, 246715), (95, 207760), (98, 201400), (100, 197372), (106, 186200), (112, 176225), (133, 148400), (140, 140980), (152, 129850), (175, 112784), (190, 103880), (196, 100700), (200, 98686), (212, 93100), (245, 80560), (265, 74480), (266, 74200), (280, 70490), (304, 64925), (350, 56392), (371, 53200), (380, 51940), (392, 50350), (400, 49343), (424, 46550), (475, 41552), (490, 40280), (530, 37240), (532, 37100), (560, 35245), (665, 29680), (700, 28196), (742, 26600), (760, 25970), (784, 25175), (848, 23275), (931, 21200), (950, 20776), (980, 20140), (1007, 19600), (1060, 18620), (1064, 18550), (1225, 16112), (1325, 14896), (1330, 14840), (1400, 14098), (1484, 13300), (1520, 12985), (1855, 10640), (1862, 10600), (1900, 10388), (1960, 10070), (2014, 9800), (2120, 9310), (2128, 9275), (2450, 8056), (2597, 7600), (2650, 7448), (2660, 7420), (2800, 7049), (2968, 6650), (3325, 5936), (3710, 5320), (3724, 5300), (3800, 5194), (3920, 5035), (4028, 4900), (4240, 4655)]