2004520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{7159}}^1$

素因数の和:7177

約数の個数: 32

約数和(自身を含む): 5155200

約数和(自身を除く): 3150680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 7159, 14318, 28636, 35795, 50113, 57272, 71590, 100226, 143180, 200452, 250565, 286360, 400904, 501130, 1002260, 2004520]

約数ペア:

[(1, 2004520), (2, 1002260), (4, 501130), (5, 400904), (7, 286360), (8, 250565), (10, 200452), (14, 143180), (20, 100226), (28, 71590), (35, 57272), (40, 50113), (56, 35795), (70, 28636), (140, 14318), (280, 7159)]