19135680

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{643}}^1$

素因数の和:694

約数の個数: 112

約数和(自身を含む): 62813184

約数和(自身を除く): 43677504

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 155, 160, 186, 192, 240, 248, 310, 320, 372, 465, 480, 496, 620, 643, 744, 930, 960, 992, 1240, 1286, 1488, 1860, 1929, 1984, 2480, 2572, 2976, 3215, 3720, 3858, 4960, 5144, 5952, 6430, 7440, 7716, 9645, 9920, 10288, 12860, 14880, 15432, 19290, 19933, 20576, 25720, 29760, 30864, 38580, 39866, 41152, 51440, 59799, 61728, 77160, 79732, 99665, 102880, 119598, 123456, 154320, 159464, 199330, 205760, 239196, 298995, 308640, 318928, 398660, 478392, 597990, 617280, 637856, 797320, 956784, 1195980, 1275712, 1594640, 1913568, 2391960, 3189280, 3827136, 4783920, 6378560, 9567840, 19135680]

約数ペア:

[(1, 19135680), (2, 9567840), (3, 6378560), (4, 4783920), (5, 3827136), (6, 3189280), (8, 2391960), (10, 1913568), (12, 1594640), (15, 1275712), (16, 1195980), (20, 956784), (24, 797320), (30, 637856), (31, 617280), (32, 597990), (40, 478392), (48, 398660), (60, 318928), (62, 308640), (64, 298995), (80, 239196), (93, 205760), (96, 199330), (120, 159464), (124, 154320), (155, 123456), (160, 119598), (186, 102880), (192, 99665), (240, 79732), (248, 77160), (310, 61728), (320, 59799), (372, 51440), (465, 41152), (480, 39866), (496, 38580), (620, 30864), (643, 29760), (744, 25720), (930, 20576), (960, 19933), (992, 19290), (1240, 15432), (1286, 14880), (1488, 12860), (1860, 10288), (1929, 9920), (1984, 9645), (2480, 7716), (2572, 7440), (2976, 6430), (3215, 5952), (3720, 5144), (3858, 4960)]