138312970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{10253}}^1$

素因数の和:10350

約数の個数: 32

約数和(自身を含む): 265783680

約数和(自身を除く): 127470710

約数列:

[1, 2, 5, 10, 19, 38, 71, 95, 142, 190, 355, 710, 1349, 2698, 6745, 10253, 13490, 20506, 51265, 102530, 194807, 389614, 727963, 974035, 1455926, 1948070, 3639815, 7279630, 13831297, 27662594, 69156485, 138312970]

約数ペア:

[(1, 138312970), (2, 69156485), (5, 27662594), (10, 13831297), (19, 7279630), (38, 3639815), (71, 1948070), (95, 1455926), (142, 974035), (190, 727963), (355, 389614), (710, 194807), (1349, 102530), (2698, 51265), (6745, 20506), (10253, 13490)]