12946880

素因数分解:

$2^6\times 5^1\times {\mathrm{40459}}^1$

素因数の和:40476

約数の個数: 28

約数和(自身を含む): 30830520

約数和(自身を除く): 17883640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 40459, 80918, 161836, 202295, 323672, 404590, 647344, 809180, 1294688, 1618360, 2589376, 3236720, 6473440, 12946880]

約数ペア:

[(1, 12946880), (2, 6473440), (4, 3236720), (5, 2589376), (8, 1618360), (10, 1294688), (16, 809180), (20, 647344), (32, 404590), (40, 323672), (64, 202295), (80, 161836), (160, 80918), (320, 40459)]