4206520

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1021}}^1$

素因数の和:1135

約数の個数: 32

約数和(自身を含む): 9565920

約数和(自身を除く): 5359400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1021, 1030, 2042, 2060, 4084, 4120, 5105, 8168, 10210, 20420, 40840, 105163, 210326, 420652, 525815, 841304, 1051630, 2103260, 4206520]

約数ペア:

[(1, 4206520), (2, 2103260), (4, 1051630), (5, 841304), (8, 525815), (10, 420652), (20, 210326), (40, 105163), (103, 40840), (206, 20420), (412, 10210), (515, 8168), (824, 5105), (1021, 4120), (1030, 4084), (2042, 2060)]