39540520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{52027}}^1$

素因数の和:52057

約数の個数: 32

約数和(自身を含む): 93650400

約数和(自身を除く): 54109880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 52027, 104054, 208108, 260135, 416216, 520270, 988513, 1040540, 1977026, 2081080, 3954052, 4942565, 7908104, 9885130, 19770260, 39540520]

約数ペア:

[(1, 39540520), (2, 19770260), (4, 9885130), (5, 7908104), (8, 4942565), (10, 3954052), (19, 2081080), (20, 1977026), (38, 1040540), (40, 988513), (76, 520270), (95, 416216), (152, 260135), (190, 208108), (380, 104054), (760, 52027)]