42646580

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{8297}}^1$

素因数の和:8563

約数の個数: 24

約数和(自身を含む): 89917128

約数和(自身を除く): 47270548

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 8297, 16594, 33188, 41485, 82970, 165940, 2132329, 4264658, 8529316, 10661645, 21323290, 42646580]

約数ペア:

[(1, 42646580), (2, 21323290), (4, 10661645), (5, 8529316), (10, 4264658), (20, 2132329), (257, 165940), (514, 82970), (1028, 41485), (1285, 33188), (2570, 16594), (5140, 8297)]