38403880

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{23417}}^1$

素因数の和:23469

約数の個数: 32

約数和(自身を含む): 88520040

約数和(自身を除く): 50116160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 23417, 46834, 93668, 117085, 187336, 234170, 468340, 936680, 960097, 1920194, 3840388, 4800485, 7680776, 9600970, 19201940, 38403880]

約数ペア:

[(1, 38403880), (2, 19201940), (4, 9600970), (5, 7680776), (8, 4800485), (10, 3840388), (20, 1920194), (40, 960097), (41, 936680), (82, 468340), (164, 234170), (205, 187336), (328, 117085), (410, 93668), (820, 46834), (1640, 23417)]