30836620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{4271}}^1$

素因数の和:4318

約数の個数: 36

約数和(自身を含む): 68360544

約数和(自身を除く): 37523924

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 4271, 7220, 8542, 17084, 21355, 42710, 81149, 85420, 162298, 324596, 405745, 811490, 1541831, 1622980, 3083662, 6167324, 7709155, 15418310, 30836620]

約数ペア:

[(1, 30836620), (2, 15418310), (4, 7709155), (5, 6167324), (10, 3083662), (19, 1622980), (20, 1541831), (38, 811490), (76, 405745), (95, 324596), (190, 162298), (361, 85420), (380, 81149), (722, 42710), (1444, 21355), (1805, 17084), (3610, 8542), (4271, 7220)]