210559640

素因数分解:

$2^3\times 5^1\times {\mathrm{5263991}}^1$

素因数の和:5264002

約数の個数: 16

約数和(自身を含む): 473759280

約数和(自身を除く): 263199640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5263991, 10527982, 21055964, 26319955, 42111928, 52639910, 105279820, 210559640]

約数ペア:

[(1, 210559640), (2, 105279820), (4, 52639910), (5, 42111928), (8, 26319955), (10, 21055964), (20, 10527982), (40, 5263991)]