57214780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{408677}}^1$

素因数の和:408693

約数の個数: 24

約数和(自身を含む): 137315808

約数和(自身を除く): 80101028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 408677, 817354, 1634708, 2043385, 2860739, 4086770, 5721478, 8173540, 11442956, 14303695, 28607390, 57214780]

約数ペア:

[(1, 57214780), (2, 28607390), (4, 14303695), (5, 11442956), (7, 8173540), (10, 5721478), (14, 4086770), (20, 2860739), (28, 2043385), (35, 1634708), (70, 817354), (140, 408677)]