8883880

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5417}}^1$

素因数の和:5469

約数の個数: 32

約数和(自身を含む): 20480040

約数和(自身を除く): 11596160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 5417, 10834, 21668, 27085, 43336, 54170, 108340, 216680, 222097, 444194, 888388, 1110485, 1776776, 2220970, 4441940, 8883880]

約数ペア:

[(1, 8883880), (2, 4441940), (4, 2220970), (5, 1776776), (8, 1110485), (10, 888388), (20, 444194), (40, 222097), (41, 216680), (82, 108340), (164, 54170), (205, 43336), (328, 27085), (410, 21668), (820, 10834), (1640, 5417)]