42856520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{153059}}^1$

素因数の和:153077

約数の個数: 32

約数和(自身を含む): 110203200

約数和(自身を除く): 67346680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 153059, 306118, 612236, 765295, 1071413, 1224472, 1530590, 2142826, 3061180, 4285652, 5357065, 6122360, 8571304, 10714130, 21428260, 42856520]

約数ペア:

[(1, 42856520), (2, 21428260), (4, 10714130), (5, 8571304), (7, 6122360), (8, 5357065), (10, 4285652), (14, 3061180), (20, 2142826), (28, 1530590), (35, 1224472), (40, 1071413), (56, 765295), (70, 612236), (140, 306118), (280, 153059)]