190054540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{709}}^1\times {\mathrm{1031}}^1$

素因数の和:1762

約数の個数: 48

約数和(自身を含む): 430839360

約数和(自身を除く): 240784820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 709, 1031, 1418, 2062, 2836, 3545, 4124, 5155, 7090, 9217, 10310, 13403, 14180, 18434, 20620, 26806, 36868, 46085, 53612, 67015, 92170, 134030, 184340, 268060, 730979, 1461958, 2923916, 3654895, 7309790, 9502727, 14619580, 19005454, 38010908, 47513635, 95027270, 190054540]

約数ペア:

[(1, 190054540), (2, 95027270), (4, 47513635), (5, 38010908), (10, 19005454), (13, 14619580), (20, 9502727), (26, 7309790), (52, 3654895), (65, 2923916), (130, 1461958), (260, 730979), (709, 268060), (1031, 184340), (1418, 134030), (2062, 92170), (2836, 67015), (3545, 53612), (4124, 46085), (5155, 36868), (7090, 26806), (9217, 20620), (10310, 18434), (13403, 14180)]