28766080

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{6421}}^1$

素因数の和:6447

約数の個数: 64

約数和(自身を含む): 78605280

約数和(自身を除く): 49839200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 6421, 12842, 25684, 32105, 44947, 51368, 64210, 89894, 102736, 128420, 179788, 205472, 224735, 256840, 359576, 410944, 449470, 513680, 719152, 821888, 898940, 1027360, 1438304, 1797880, 2054720, 2876608, 3595760, 4109440, 5753216, 7191520, 14383040, 28766080]

約数ペア:

[(1, 28766080), (2, 14383040), (4, 7191520), (5, 5753216), (7, 4109440), (8, 3595760), (10, 2876608), (14, 2054720), (16, 1797880), (20, 1438304), (28, 1027360), (32, 898940), (35, 821888), (40, 719152), (56, 513680), (64, 449470), (70, 410944), (80, 359576), (112, 256840), (128, 224735), (140, 205472), (160, 179788), (224, 128420), (280, 102736), (320, 89894), (448, 64210), (560, 51368), (640, 44947), (896, 32105), (1120, 25684), (2240, 12842), (4480, 6421)]