4071680

素因数分解:

$2^8\times 5^1\times {\mathrm{3181}}^1$

素因数の和:3202

約数の個数: 36

約数和(自身を含む): 9756012

約数和(自身を除く): 5684332

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 3181, 6362, 12724, 15905, 25448, 31810, 50896, 63620, 101792, 127240, 203584, 254480, 407168, 508960, 814336, 1017920, 2035840, 4071680]

約数ペア:

[(1, 4071680), (2, 2035840), (4, 1017920), (5, 814336), (8, 508960), (10, 407168), (16, 254480), (20, 203584), (32, 127240), (40, 101792), (64, 63620), (80, 50896), (128, 31810), (160, 25448), (256, 15905), (320, 12724), (640, 6362), (1280, 3181)]