79788340

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{20887}}^1$

素因数の和:21087

約数の個数: 24

約数和(自身を含む): 168440832

約数和(自身を除く): 88652492

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820, 20887, 41774, 83548, 104435, 208870, 417740, 3989417, 7978834, 15957668, 19947085, 39894170, 79788340]

約数ペア:

[(1, 79788340), (2, 39894170), (4, 19947085), (5, 15957668), (10, 7978834), (20, 3989417), (191, 417740), (382, 208870), (764, 104435), (955, 83548), (1910, 41774), (3820, 20887)]