39403040

素因数分解:

$2^5\times 5^1\times {\mathrm{383}}^1\times {\mathrm{643}}^1$

素因数の和:1041

約数の個数: 48

約数和(自身を含む): 93477888

約数和(自身を除く): 54074848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 383, 643, 766, 1286, 1532, 1915, 2572, 3064, 3215, 3830, 5144, 6128, 6430, 7660, 10288, 12256, 12860, 15320, 20576, 25720, 30640, 51440, 61280, 102880, 246269, 492538, 985076, 1231345, 1970152, 2462690, 3940304, 4925380, 7880608, 9850760, 19701520, 39403040]

約数ペア:

[(1, 39403040), (2, 19701520), (4, 9850760), (5, 7880608), (8, 4925380), (10, 3940304), (16, 2462690), (20, 1970152), (32, 1231345), (40, 985076), (80, 492538), (160, 246269), (383, 102880), (643, 61280), (766, 51440), (1286, 30640), (1532, 25720), (1915, 20576), (2572, 15320), (3064, 12860), (3215, 12256), (3830, 10288), (5144, 7660), (6128, 6430)]