31064420

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{21277}}^1$

素因数の和:21359

約数の個数: 24

約数和(自身を含む): 66132024

約数和(自身を除く): 35067604

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 21277, 42554, 85108, 106385, 212770, 425540, 1553221, 3106442, 6212884, 7766105, 15532210, 31064420]

約数ペア:

[(1, 31064420), (2, 15532210), (4, 7766105), (5, 6212884), (10, 3106442), (20, 1553221), (73, 425540), (146, 212770), (292, 106385), (365, 85108), (730, 42554), (1460, 21277)]