12853760

素因数分解:

$2^9\times 5^1\times {\mathrm{5021}}^1$

素因数の和:5044

約数の個数: 40

約数和(自身を含む): 30825036

約数和(自身を除く): 17971276

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 5021, 10042, 20084, 25105, 40168, 50210, 80336, 100420, 160672, 200840, 321344, 401680, 642688, 803360, 1285376, 1606720, 2570752, 3213440, 6426880, 12853760]

約数ペア:

[(1, 12853760), (2, 6426880), (4, 3213440), (5, 2570752), (8, 1606720), (10, 1285376), (16, 803360), (20, 642688), (32, 401680), (40, 321344), (64, 200840), (80, 160672), (128, 100420), (160, 80336), (256, 50210), (320, 40168), (512, 25105), (640, 20084), (1280, 10042), (2560, 5021)]