28986796720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{389189}}^1$

素因数の和:389235

約数の個数: 120

約数和(自身を含む): 82523847600

約数和(自身を除く): 53537050880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 190, 196, 245, 266, 280, 304, 380, 392, 490, 532, 560, 665, 760, 784, 931, 980, 1064, 1330, 1520, 1862, 1960, 2128, 2660, 3724, 3920, 4655, 5320, 7448, 9310, 10640, 14896, 18620, 37240, 74480, 389189, 778378, 1556756, 1945945, 2724323, 3113512, 3891890, 5448646, 6227024, 7394591, 7783780, 10897292, 13621615, 14789182, 15567560, 19070261, 21794584, 27243230, 29578364, 31135120, 36972955, 38140522, 43589168, 51762137, 54486460, 59156728, 73945910, 76281044, 95351305, 103524274, 108972920, 118313456, 147891820, 152562088, 190702610, 207048548, 217945840, 258810685, 295783640, 305124176, 362334959, 381405220, 414097096, 517621370, 591567280, 724669918, 762810440, 828194192, 1035242740, 1449339836, 1525620880, 1811674795, 2070485480, 2898679672, 3623349590, 4140970960, 5797359344, 7246699180, 14493398360, 28986796720]

約数ペア:

[(1, 28986796720), (2, 14493398360), (4, 7246699180), (5, 5797359344), (7, 4140970960), (8, 3623349590), (10, 2898679672), (14, 2070485480), (16, 1811674795), (19, 1525620880), (20, 1449339836), (28, 1035242740), (35, 828194192), (38, 762810440), (40, 724669918), (49, 591567280), (56, 517621370), (70, 414097096), (76, 381405220), (80, 362334959), (95, 305124176), (98, 295783640), (112, 258810685), (133, 217945840), (140, 207048548), (152, 190702610), (190, 152562088), (196, 147891820), (245, 118313456), (266, 108972920), (280, 103524274), (304, 95351305), (380, 76281044), (392, 73945910), (490, 59156728), (532, 54486460), (560, 51762137), (665, 43589168), (760, 38140522), (784, 36972955), (931, 31135120), (980, 29578364), (1064, 27243230), (1330, 21794584), (1520, 19070261), (1862, 15567560), (1960, 14789182), (2128, 13621615), (2660, 10897292), (3724, 7783780), (3920, 7394591), (4655, 6227024), (5320, 5448646), (7448, 3891890), (9310, 3113512), (10640, 2724323), (14896, 1945945), (18620, 1556756), (37240, 778378), (74480, 389189)]