2010646520

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{488021}}^1$

素因数の和:488135

約数の個数: 32

約数和(自身を含む): 4567885920

約数和(自身を除く): 2557239400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 488021, 976042, 1952084, 2440105, 3904168, 4880210, 9760420, 19520840, 50266163, 100532326, 201064652, 251330815, 402129304, 502661630, 1005323260, 2010646520]

約数ペア:

[(1, 2010646520), (2, 1005323260), (4, 502661630), (5, 402129304), (8, 251330815), (10, 201064652), (20, 100532326), (40, 50266163), (103, 19520840), (206, 9760420), (412, 4880210), (515, 3904168), (824, 2440105), (1030, 1952084), (2060, 976042), (4120, 488021)]