42810280

素因数分解:

$2^3\times 5^1\times {\mathrm{1070257}}^1$

素因数の和:1070268

約数の個数: 16

約数和(自身を含む): 96323220

約数和(自身を除く): 53512940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1070257, 2140514, 4281028, 5351285, 8562056, 10702570, 21405140, 42810280]

約数ペア:

[(1, 42810280), (2, 21405140), (4, 10702570), (5, 8562056), (8, 5351285), (10, 4281028), (20, 2140514), (40, 1070257)]